Chapter 3B Test Review

Find the slope and y-intercept of the following:

3x - y = 9

• Slope = 3, y-intercept = -9
• Slope = 9, y-intercept = 3
• Slope = 3, y-intercept = 9
• Slope = -1, y-intercept = 3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the slope  and y-intercept of:

2x - 3y = -12

• slope = 2/3, y-intercept = -12
• slope = -2/3, y-intercept = -3
• slope = 2/3, y-intercept = 4
• slope = -12, y-intercept = -3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the slope and y-intercept:

6x + -2y = 18

• slope = -6, y-intercept = -2
• slope = -3, y-intercept = 9
• slope = 3, y -intercept = -9
• slope = 6, y-intercept = 3

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the slope:

5x + 10y  = 30

• m = -1/2

• m = 1/2

• m = 3

• m = 1/3

Tags

CCSS.8.EE.B.5

What is the y-intercept:

7x + y = 10

• b = -10

• b = 1/7

• b = 7

• b = 10

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is the standard form of a linear equation?

• y = mx + b
• Ax + By = C

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

What is the slope of the line y=8x + 1

• m=undefined
• m=0
• m=8
• m = 1

Tags

CCSS.8.EE.B.5

_{What is the y-intercept of the line?}

•  (0,¹/₂)
• (0,1)
• (0, ^-1/2)
• (0, -1)

Tags

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7

^{What is the x- intercept of the line?}

• (1, 0)
• (2, 0)
• ( -1, 0)
• (-2, 0)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.11

Give the y-interecept
3x + y = 5

• (-3, 0)
• (0,5)
• (-5, 0)
• (0, -3)

Tags

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2