Graphs of Linear Functions, Quiz 4, Level 3

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1. What is the equation for this graph?

y = 2x + 20
y = -2x + 20
y = -2x - 20
y = 2x - 20

2. What is the equation for this graph?

y = 3x - 18
y = 3x + 18
y = -3x + 18
y = -3x - 18

3. What is the equation for this graph?

y = 2x - 13
y = 2x + 13
y = -2x + 13
y = -2x - 13

4. What is the equation for this graph?

y = 5x + 5
y = -5x - 5
y = -5x + 5
y = 5x - 5

5. What is the equation for this graph?

y = -4x - 13
y = 4x - 13
y = 4x + 13
y = -4x + 13

6. What is the equation for this graph?

y = 0
y = -15
y = x
y = 15

7. What is the equation for this graph?

y = -4x + 20
y = 4x - 20
y = 4x + 20
y = -4x - 20

8. What is the equation for this graph?

y = x - 5
y = x + 5
y = -x - 5
y = -x + 5

9. What is the equation for this graph?

y = 5x - 8
y = -5x + 8
y = -5x - 8
y = 5x + 8

10. What is the equation for this graph?

y = -5x - 12
y = 5x + 12
y = 5x - 12
y = -5x + 12

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