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Math Example: Solving Two-Step Equations with Algebra Tiles--Example 9

Math Example: Solving Two-Step Equations with Algebra Tiles--Example 9

Example Visual

Topic

Solving Equations

Description

This example effectively demonstrates solving a two-step equation using algebra tiles, where the visual model helps students understand how to manipulate the equation. The image shows a visual representation of solving the equation -2x + 1 = 5 using algebra tiles. The tiles are arranged to show steps: modeling both sides, creating zero pairs, and replacing with opposite tiles to solve for x = -2. This process illustrates the importance of maintaining balance in equations.

The topic of solving two-step equations is crucial in developing students' algebraic skills. These examples provide students with a visual tool that aids in comprehending the balance of equations. The step-by-step visual approach reinforces the concept, ensuring that students grasp the underlying principles of two-step equations. By engaging with these examples, students can seamlessly transition to abstract algebraic methods that follow.

Furthermore, encountering multiple worked-out examples is vital for facilitating robust understanding of mathematical concepts. Such repetition solidifies learning as students see the application of theory in different contexts. It empowers them with varied problem-solving strategies, leading to deeper engagement and retention of skills necessary to tackle future mathematical challenges.

Teacher's Script:

"Now we're solving -2x + 1 = 5. This introduces a new element: a coefficient other than 1 or -1 for x. How does this change our approach? As we model the equation with tiles, what do you notice about the x tiles? When we create zero pairs, what happens to the constant on the left side? Why do we need to divide by the number of variables at the end? How does this visual representation help us understand the concept of coefficients in equations?"

For a complete collection of math examples related to Solving Two-Step Equations click on this link: Math Examples: Two-Step Equations Collection.

Common Core Standards CCSS.MATH.CONTENT.7.EE.B.4.A, CCSS.MATH.CONTENT.HSA.REI.B.3
Grade Range 6 - 8
Curriculum Nodes Algebra
    • Expressions, Equations, and Inequalities
        • Solving Two-Step Equations
Copyright Year 2021
Keywords solving equations