Unit 4 Graphing Linear Equations/Inequalities Post-Test

Write the equation for the line in slope-intercept form.

• y = -1x + 3
• y = 4x + 3
• y = ¼x + 3
• y = -4x + 3

Which is the graph of y = -x + 2?

• A
• B
• C
• D

Graph y = -3

• A
• B
• C
• D

Which equation matches the graph? (Click me to see the image)

• y = 2x
• y = 1/4 x + 2
• y = 1x + 4
• y = -2x

What is the slope of the equation?
y = -3x + 4

• -3
• 4
• -4
• 3

What is the slope of a vertical line?

• 0
• undefined
• depends on what points the line passes through
• 1

What is the slope of a horizontal line?

• 0
• undefined
• depends on what points the line passes through
• 1

Write the slope intercept form of the line that passes through (4, 1) and (5, 0)

• y = x - 5
• y = -x + 5
• y = x + 5
• y = 3/5x + 5

Write the equation of the line that passes through (5, 7) and (5, -3).

• y = -3
• y = 7
• x = 5
• y = 5x + 7

What is the y-intercept in the following equation:  y = -4x - 5

• -4
• -4x
• 5
• -5