Review from test #4

Which equation represents the following graph?

• y = 3x + 2
• y = -2x + 3
• y = 2x + 3
• y = -3x + 2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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

• 5
• -4
• -5
• 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Find the equation of the line in slope-intercept form. 

• y = - 1/4x - 3
• y = 1/3x + 3
• y = - 1/4x + 2
• y = 1/3x -3

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

A restaurant sells pizza for the prices in the data table.  Calculate the linear regression equation of the data.

• y = 1.5x + 12
• y = 12x + 1.5
• y = 0.67x - 8
• y = -8x + 0.67

Tags

CCSS.8.EE.C.8C

A person travels by car.  They record their miles driven in a data table.  Calculate the linear regression equation of this data.

• y = 61.93x - 1.79
• y = -1.79x + 61.93
• y = 0.016x + 0.03
• y = 0.03x + 0.016

Tags

CCSS.HSF-LE.A.1B

Solve:
3(x - 2) = 18

• 6.7
• 4
• 8
• -4

Tags

CCSS.7.EE.B.4A

7x = 3x + 24

• 6
• 10
• 14
• 4

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve for d:
-7(6 + d) = 49

• 13
• 1
• -1
• -13

Tags

CCSS.7.EE.B.4A

What is the slope in the picture?

• Positive
• Negative
• Zero
• Undefined

Tags

CCSS.8.EE.B.5

Find the slope of the line.

• -5/4
• 5/4
• -4/5
• 4/5

Tags

CCSS.8.EE.B.5