Illustrative Math-Media4Math Alignment

 

 

Illustrative Math Alignment: Grade 8 Unit 3

Linear Equations and Linear Systems

Lesson 10: On or Off the Line?

Use the following Media4Math resources with this Illustrative Math lesson.

Thumbnail Image Title Body Curriculum Topic
Video Transcript: Two-Step Equations: Division and Subtraction Video Transcript: Two-Step Equations: Division and Subtraction Video Transcript: Two-Step Equations: Division and Subtraction

This is the transcript that goes with the video segment entitled Video: Two-Step Equations: Division and Subtraction.

This is part of a collection of video transcripts for the video tutorial series on Two-Step Equations. To see the complete collection of transcripts, click on this link. Note: The download is a PDF file. Video Transcript Library

To see the complete collection of video transcriptsy, click on this link.

Solving Two-Step Equations
Video Transcript: Two-Step Equations: Multiplication and Addition Video Transcript: Two-Step Equations: Multiplication and Addition Video Transcript: Two-Step Equations: Multiplication and Addition

This is the transcript that goes with the video segment entitled Video: Two-Step Equations: Multiplication and Addition.

This is part of a collection of video transcripts for the video tutorial series on Two-Step Equations. To see the complete collection of transcripts, click on this link. Note: The download is a PDF file. Video Transcript Library

To see the complete collection of video transcriptsy, click on this link.

Solving Two-Step Equations
Video Transcript: Two-Step Equations: Multiplication and Subtraction Video Transcript: Two-Step Equations: Multiplication and Subtraction Video Transcript: Two-Step Equations: Multiplication and Subtraction

This is the transcript that goes with the video segment entitled Video: Two-Step Equations: Multiplication and Subtraction.

This is part of a collection of video transcripts for the video tutorial series on Two-Step Equations. To see the complete collection of transcripts, click on this link. Note: The download is a PDF file. Video Transcript Library

To see the complete collection of video transcriptsy, click on this link.

Solving Two-Step Equations
VideoTutorial--AlgebraTiles7Thumbnail.jpeg Video Tutorial: Algebra Tiles 7 Video Tutorial: Algebra Tiles 7

Topic

Expressions and Equations

Description

The video demonstrates modeling equations with algebra tiles, using a vertical bar to represent the equals sign. Examples include linear equations like x + 2 = -2 and quadratic equations like x-squared + x + 2 = 2. Key vocabulary includes equations, quadratic, integers, and variables.

Algebra Tiles--Expressions and Equations
Video Tutorial: Anatomy of an Equation: One-Step Addition Equations Video Tutorial: Anatomy of an Equation: One-Step Addition Equations Video Tutorial: Anatomy of an Equation: One-Step Addition Equations

This is part of a collection of videos that look at the structure of different equations in order to learn how to solve them.

Solving One-Step Equations
Video Tutorial: Anatomy of an Equation: One-Step Addition Equations 2 Video Tutorial: Anatomy of an Equation: One-Step Addition Equations 2 Video Tutorial: Anatomy of an Equation: One-Step Addition Equations 2

This is part of a collection of videos that look at the structure of different equations in order to learn how to solve them.

Solving One-Step Equations
Video Tutorial: Anatomy of an Equation: One-Step Division Equations Video Tutorial: Anatomy of an Equation: One-Step Division Equations Video Tutorial: Anatomy of an Equation: One-Step Division Equations

This is part of a collection of videos that look at the structure of different equations in order to learn how to solve them.

Solving One-Step Equations
Video Tutorial: Anatomy of an Equation: One-Step Multiplication Equations Video Tutorial: Anatomy of an Equation: One-Step Multiplication Equations Video Tutorial: Anatomy of an Equation: One-Step Multiplication Equations

This is part of a collection of videos that look at the structure of different equations in order to learn how to solve them.

Solving One-Step Equations
Video Tutorial: Anatomy of an Equation: One-Step Subtraction Equations Video Tutorial: Anatomy of an Equation: One-Step Subtraction Equations Video Tutorial: Anatomy of an Equation: One-Step Subtraction Equations

This is part of a collection of videos that look at the structure of different equations in order to learn how to solve them.

Solving One-Step Equations
Video Tutorial: Anatomy of an Equation: One-Step Subtraction Equations 2 Video Tutorial: Anatomy of an Equation: One-Step Subtraction Equations 2 Video Tutorial: Anatomy of an Equation: One-Step Subtraction Equations 2

This is part of a collection of videos that look at the structure of different equations in order to learn how to solve them.

Solving One-Step Equations
VideoTutorial--OneStepEquationAddition.jpg Video Tutorial: One-Step Equations: Addition Video Tutorial: One-Step Equations: Addition

Topic

Solving Equations

Description

This video introduces one-step equations that require one mathematical operation to solve. The focus is on addition equations, indicated by the addition symbol. The solution process involves using subtraction to isolate the variable. Key math concepts include solving equations, inverse operations, and maintaining equation balance. Key vocabulary includes addition, subtraction, equation, and inverse operation. Practical applications involve basic algebraic problem-solving.

Solving One-Step Equations
VideoTutorial--OneStepEquationDivision.jpg Video Tutorial: One-Step Equations: Division Video Tutorial: One-Step Equations: Division

Topic

Solving Equations

Description

This video covers one-step division equations, identifiable by the division symbol or fraction notation. Multiplication is applied as the inverse operation to solve for the variable. Key concepts include solving equations, inverse operations, and keeping equations balanced. Vocabulary emphasized includes division, fraction, multiplication, inverse operation, and equation. These equations are practical for solving proportional problems and foundational algebraic expressions.

Solving One-Step Equations
VideoTutorial--OneStepEquationMultiplication.jpg Video Tutorial: One-Step Equations: Multiplication Video Tutorial: One-Step Equations: Multiplication

Topic

Solving Equations

Description

This tutorial demonstrates solving one-step multiplication equations. Such equations are characterized by a coefficient next to the variable. Division is used to isolate the variable. The key math concepts are solving equations, using inverse operations, and maintaining balance. Important vocabulary terms include multiplication, coefficient, variable, division, and inverse operation. Applications include foundational algebra skills for understanding more complex equations.

Solving One-Step Equations
VideoTutorial--OneStepEquationSubtraction.jpg Video Tutorial: One-Step Equations: Subtraction Video Tutorial: One-Step Equations: Subtraction

Topic

Solving Equations

Description

This video explains how to solve one-step subtraction equations. These equations are identified by the subtraction symbol, and solving them involves using addition to isolate the variable. Key concepts discussed are solving equations, inverse operations, and keeping equations balanced. Important vocabulary includes subtraction, addition, inverse operation, and equation. Applications include solving simple algebra problems encountered in everyday contexts.

Solving One-Step Equations
Video Tutorial: Properties of Equality Video Tutorial: Properties of Equality Video Tutorial: Properties of Equality

In this video, learn about the properties of equality that are the core of the equation-solving process. They'll learn about true properties for each of the four operations. Only subscribers to Media4Math Library can download these resources.

Applications of Equations and Inequalities
VideoTutorial--2StepMultAdd.jpg Video Tutorial: Two-Step Equations, Video 1 Video Tutorial: Two-Step Equations, Video 1

Topic

Solving Equations

Description

This video introduces solving two-step equations involving multiplication and addition. Key concepts include using inverse operations like division and subtraction to isolate the variable. Vocabulary includes variable, equation, inverse operations, multiplication, and addition. Applications include basic algebra.

Solving Two-Step Equations
VideoTutorial--2StepMultSubt.jpg Video Tutorial: Two-Step Equations, Video 2 Video Tutorial: Two-Step Equations, Video 2

Topic

Solving Equations

Description

The video explains solving two-step equations that involve multiplication and subtraction. It emphasizes the use of inverse operations such as division and addition. Key terms are variable, equation, inverse operations, multiplication, and subtraction. Algebraic applications are highlighted.

Solving Two-Step Equations
VideoTutorial--2StepDivAdd.jpg Video Tutorial: Two-Step Equations, Video 3 Video Tutorial: Two-Step Equations, Video 3

Topic

Solving Equations

Description

The tutorial covers solving two-step equations involving division and addition. It focuses on isolating the variable using inverse operations like multiplication and subtraction. Vocabulary includes variable, equation, inverse operations, division, and addition. Applications are centered on algebraic problem-solving.

Solving Two-Step Equations
VideoTutorial--2StepDivSubt.jpg Video Tutorial: Two-Step Equations, Video 4 Video Tutorial: Two-Step Equations, Video 4

Topic

Solving Equations

Description

This video addresses solving two-step equations involving division and subtraction. It demonstrates applying inverse operations, specifically multiplication and addition, to isolate the variable. Terms such as variable, equation, inverse operations, division, and subtraction are emphasized. Algebraic uses are discussed.

Solving Two-Step Equations
Video Tutorial: What Are Identities? Video Tutorial: What Are Identities? Video Tutorial: What Are Identities?

In this video, students expand their knowledge of properties of equations with a focus on identities. Students will see how to use identities to solve equations, in particular certain quadratic equations.

Applications of Equations and Inequalities and Quadratic Equations and Functions
Video Tutorial: What Is an Equation? Video Tutorial: What Is an Equation? Video Tutorial: What Is an Equation?

In this video, students the basics of equations. They'll learn about true equations, false equations, and conditional equations.

Applications of Equations and Inequalities
VIDEO: Algebra Applications: Systems of Equations, Segment 1: Profit and Loss VIDEO: Algebra Applications: Systems of Equations, 1 VIDEO: Algebra Applications: Systems of Equations, 1

Topic

Systems of Equations

Description

Description: Explores profit and loss through linear functions, focusing on break-even points and business profitability using TI-Nspire for visualizations.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Applications: Systems of Equations, Segment 2: Encryption VIDEO: Algebra Applications: Systems of Equations, 2 VIDEO: Algebra Applications: Systems of Equations, 2

Topic

Systems of Equations

Description

Description: Discusses encryption using linear systems, demonstrating substitution ciphers and matrix-based encoding for secure communication.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Applications: Systems of Equations, Segment 3: Ballistic Missiles VIDEO: Algebra Applications: Systems of Equations, 3 VIDEO: Algebra Applications: Systems of Equations, 3

Topic

Systems of Equations

Description

Description: Analyzes ballistic missile interception through quadratic systems, graphing missile paths and their intersection as solutions to equations.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Applications: Variables and Equations, Segment 1: Introduction. VIDEO: Algebra Applications: Variables and Equations, 1 VIDEO: Algebra Applications: Variables and Equations, 1

Topic

Equations

Description

The video introduces algebraic expressions and their ability to represent both known and unknown quantities. It defines variables as placeholders for unknowns and explains equations as relationships between two expressions. Key concepts include solving for variables and understanding the role of variables in equations. Key vocabulary includes variable, unknown quantity, and equation. The applications discussed include investigations into real-world scenarios such as honeybee populations and river geology.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions
VIDEO: Algebra Applications: Variables and Equations, Segment 2: Honey Production. VIDEO: Algebra Applications: Variables and Equations, 2 VIDEO: Algebra Applications: Variables and Equations, 2

Topic

Equations

Description

This segment explores the impact of colony collapse disorder on honey production using statistical data. It introduces box and whisker plots and the calculation of mean as statistical tools to analyze honey yields. Key vocabulary includes colony collapse disorder, box plot, and mean. Applications include modeling bee population declines and their broader ecological and agricultural implications.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions
VIDEO: Algebra Applications: Variables and Equations, Segment 3: River Ratios. VIDEO: Algebra Applications: Variables and Equations, 3 VIDEO: Algebra Applications: Variables and Equations, 3

Topic

Equations

Description

The video investigates the geometry of river meanders using the concept of the meander ratio, calculated as the ratio of a river’s sinuous length to its straight-line length. It uses a TI-Nspire calculator to simulate river paths and compute ratios. Key vocabulary includes meander ratio, sinuous length, and geometric modeling. Applications highlight the mathematical modeling of natural phenomena and the occurrence of pi in nature.

Applications of Equations and Inequalities, Variables and Unknowns, Variable Expressions and Applications of Ratios, Proportions, and Percents
VIDEO: Algebra Nspirations: Inequalities, Segment 1 VIDEO: Algebra Nspirations: Inequalities, 1 VIDEO: Algebra Nspirations: Inequalities, 1

Topic

Inequalities

Description

This video introduces inequalities, contrasting them with equations, and discusses their properties and solution methods. Key concepts include graphing solutions, interval notation, and inequality symbols. Applications are contextualized through scenarios like semester grades and fitness ranges. Key terms include inequality, interval notation, and solution set.

Applications of Equations and Inequalities and Inequalities
VIDEO: Algebra Nspirations: Inequalities, Segment 2 VIDEO: Algebra Nspirations: Inequalities, 2 VIDEO: Algebra Nspirations: Inequalities, 2

Topic

Inequalities

Description

In this Math Lab explore compound inequalities on a number line.

This video highlights key concepts in inequalities, offering practical examples that make abstract math principles more accessible. Through a comprehensive approach, students can connect theoretical knowledge to real-world applications.

Relevance: This video directly supports the topic by illustrating inequalities in a clear and engaging way, making it easier for students to understand complex ideas.

Applications of Equations and Inequalities and Inequalities
VIDEO: Algebra Nspirations: Inequalities, Segment 3 VIDEO: Algebra Nspirations: Inequalities, 3 VIDEO: Algebra Nspirations: Inequalities, 3

Topic

Inequalities

Description

Building on Part 1, this video explores systems of inequalities and their geometric representations. Applications include business profit modeling using linear inequalities. Key vocabulary includes half-planes, slope-intercept form, and solution regions. Real-world examples, like yoga studio budgeting, highlight practical uses of inequalities.

Applications of Equations and Inequalities and Inequalities
VIDEO: Algebra Nspirations: Inequalities, Segment 4 VIDEO: Algebra Nspirations: Inequalities, 4 VIDEO: Algebra Nspirations: Inequalities, 4

Topic

Inequalities

Description

In this Math Lab explore graphical solutions to linear inequalities.

This video highlights key concepts in inequalities, offering practical examples that make abstract math principles more accessible. Through a comprehensive approach, students can connect theoretical knowledge to real-world applications.

Relevance: This video directly supports the topic by illustrating inequalities in a clear and engaging way, making it easier for students to understand complex ideas.

Applications of Equations and Inequalities and Inequalities
VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 1 VIDEO: Algebra Nspirations: Solving Systems of Equations, 1 VIDEO: Algebra Nspirations: Solving Systems of Equations, 1

Topic

Systems of Equations

Description

This video introduces systems of equations, solving them graphically, numerically, and with TI-Nspire. Key topics include slope-intercept and standard forms, intersections of lines, and linear systems applications. Examples range from rental car cost comparisons to cell phone plans. The video emphasizes efficient problem-solving methods and practical interpretation of solutions.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 2 VIDEO: Algebra Nspirations: Solving Systems of Equations, 2 VIDEO: Algebra Nspirations: Solving Systems of Equations, 2

Topic

Systems of Equations

Description

In this Math Lab explore profit and loss graphs of linear functions.

In this video, students will explore the core principles of Systems of Equations, developing skills to solve real-world problems effectively. The video includes demonstrations and examples to connect mathematics to everyday life.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 3 VIDEO: Algebra Nspirations: Solving Systems of Equations, 3 VIDEO: Algebra Nspirations: Solving Systems of Equations, 3

Topic

Systems of Equations

Description

The focus is on advanced methods for solving systems of equations, including nSolve and matrix row reduction (RREF). Practical examples such as ticket sales for a school play are used. Key vocabulary includes augmented matrix, consistency, and dependent systems. Applications extend to real-world decision-making and deeper algebraic understanding.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Nspirations: Solving Systems of Equations, Segment 4 VIDEO: Algebra Nspirations: Solving Systems of Equations, 4 VIDEO: Algebra Nspirations: Solving Systems of Equations, 4

Topic

Systems of Equations

Description

In this Math Lab explore non-linear systems.

In this video, students will explore the core principles of Systems of Equations, developing skills to solve real-world problems effectively. The video includes demonstrations and examples to connect mathematics to everyday life.

Applications of Linear Systems and Solving Systems of Equations
VIDEO: Algebra Nspirations: Variables and Equations, Segment 1 VIDEO: Algebra Nspirations: Variables and Equations, 1 VIDEO: Algebra Nspirations: Variables and Equations, 1

Topic

Equations

Description

This video covers the historical evolution of equations, the role of variables, constants, and parameters, and introduces linear and quadratic equations. Key vocabulary includes symbolic algebra, parameter, variable, and constants. Real-world applications are introduced through general problem-solving using linear equations, like solving for unknowns in financial contexts.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions
VIDEO: Algebra Nspirations: Variables and Equations, Segment 2 VIDEO: Algebra Nspirations: Variables and Equations, 2 VIDEO: Algebra Nspirations: Variables and Equations, 2

Topic

Equations

Description

In this Math Lab explore the linear relationship between the circumference and diameter of a circle.

Relevance to the Topic: This video is a valuable resource for understanding the topic of Equations. It connects theoretical concepts with practical applications, offering insights that make learning engaging and relatable.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions
VIDEO: Algebra Nspirations: Variables and Equations, Segment 3 VIDEO: Algebra Nspirations: Variables and Equations, 3 VIDEO: Algebra Nspirations: Variables and Equations, 3

Topic

Equations

Description

Expanding on Part 1, this video demonstrates solving linear equations algebraically and dynamically using TI-Nspire technology. Applications include walk-a-thons and bike-a-thons, illustrating linear relationships in practical contexts. Key vocabulary includes linear equation, function, and symbolic representation.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions
VIDEO: Algebra Nspirations: Variables and Equations, Segment 4 VIDEO: Algebra Nspirations: Variables and Equations, 4 VIDEO: Algebra Nspirations: Variables and Equations, 4

Topic

Equations

Description

In this Math Lab, use a visual model to find the square of a binomial.

Relevance to the Topic: This video is a valuable resource for understanding the topic of Equations. It connects theoretical concepts with practical applications, offering insights that make learning engaging and relatable.

Applications of Equations and Inequalities, Variables and Unknowns and Variable Expressions
VIDEO: TI-Nspire Mini-Tutorial: (CAS) Solving a System of Two Linear Equations VIDEO: Ti-Nspire Mini-Tutorial, Video 32 VIDEO: TI-Nspire Mini-Tutorial: (CAS) Solving a System of Two Linear Equations

In this TI Nspire tutorial for the TI-Nspire CAS, the Calculator Window is used to solve a linear system. This video supports the TI-Nspire Clickpad and Touchpad.

Solving Systems of Equations
WorksheetThumbnail.jpg Worksheet: Bingo Cards: Algebra Bingo Set Worksheet: Bingo Cards: Algebra Bingo Set

This is part of a collection of bingo cards that can be used to review addition skills. "B" has addition facts from 0 to 15. "I" has addition facts from 16 to 30. "N" has addition facts from 31 to 45. "G" has addition facts from 46 to 60. "O" has addition facts from 61 to 75.

To see the complete worksheet collection on this topic, click on this link. Note: The download is a PDF file.

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Addition Facts to 10, Addition Facts to 100 and Addition Facts to 25
Worksheet: Modeling Equations Worksheet: Modeling Equations Worksheet: Modeling Equations

Given a visual model, students write the corresponding addition equation.

Note: The download is a PDF file.

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Worksheet Library

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Addition Expressions and Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 1 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 1 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 1

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Worksheet Library

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 10 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 10 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 10

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 11 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 11 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 11

This is part of a collection of math worksheets on the topic of solving one-step equations.

To see the complete worksheet collection on this topic, click on this link. Note: The download is a PDF file.

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Worksheet Library

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 12 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 12 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 12

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 13 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 13 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 13

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 14 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 14 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 14

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 15 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 15 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 15

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Solving One-Step Equations
Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 16 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 16 Worksheet: One-Step Equations with Solutions In the Range 0 To 10 Set 16

This is part of a collection of math worksheets on the topic of solving one-step equations.

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Solving One-Step Equations