Unit 2 Test

What is the slope of the line y = -8x + 4?

• Slope = 8

• Slope = 1/8

• Slope = -8

• Slope = 4

Tags

CCSS.8.EE.B.5

What is the slope-intercept form of an equation of a line with y-intercept -7 and slope -2/5.

• y = 2/5x + 7

• y = -2/5x - 7

• y = -7x + 2/5

• y = -7x - 2/5

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Jane rendered 2 hours of community service each day. She must complete 120 hours of community service within the school year. Which linear equation represents the hours Jane has left after x days?

• y = -2x + 120

• y = 2x + 120

• y = -120x + 2

• y = 120x - 2

Tags

CCSS.6.EE.C.9

Jane rendered 2 hours of community service each day. She must complete 120 hours of community service within the school year.

Given the above problem, after writing the linear equation that represents the hours Jane has left after x days, what does the slope represent?

• hours left to complete community service

• total hours of community service

• hours rendered in community service each day

• days it takes to finish the community service

Tags

CCSS.HSF.LE.B.5

Write an equation of the given graph in slope-intercept form.

• y = 2/5x - 4

• y = -2/5x + 4

• y = 2/5x + 4

• y = -4x + 2/5

What is the graph of y = x + 6?

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Write an equation of the line in slope- intercept form that passes through (3,4) and (-1, 12)?

• y = 5x - 11

• y = 4x - 8

• y = -2x -5

• y = -2x +10

What is the x-intercept and the y-intercept of the line 7x + 14y = 42?

• x-intercept: 7; y-intercept: 14

• x-intercept: 14; y-intercept: 7

• x-intercept: 6; y-intercept: 3

• x-intercept: 3; y-intercept: 6

Which of the following makes the statement true given the following equation 4x= 32 and 6y=48?

• Line 6y = 48 is horizontal; Line 4x = 32 is vertical

• Line 6y = 48 is vertical; Line 4x = 32 is horizontal

• neither

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

• y = -2

• x = -2

• y = 2x

• y = -2x