Modelling with Linear Functions

Find the slope of the line.

• Undefined

• 0

• 1

• -1

Tags

CCSS.8.EE.B.5

What is the y-intercept?
y = 6x - 4 

• 6/1

• 1/6

• -4

• 4

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the equation of the line.

• y=(3/5)x+1

• y=(3/5)x-1

• y=(5/3)x+1

• y=(3/5)x+1

What is the y-intercept?

• 7

• 0

• 1

• 2

• A

• B

• C

• D

Tags

CCSS.8.F.A.3

A taxi company charges a flat fee of $3 plus $2 per mile driven. Write the function that represents the total cost (C) as a function of the number of miles driven (m). Then, interpret the rate of change and the initial value.

• C(m) = 2m + 3

• C(m) = 3m + 2

• C(m) = 4m + 1

• C(m) = 5m + 2

Tags

CCSS.HSF.LE.B.5

• A

• B

• C

• D

Tags

CCSS.HSF-LE.A.1C

Which company shows a greater rate of change?

• Water's Edge Rafts

• Ryan's Rafts

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

What is the way to describe the rate of change?

• Number of units of electricity per cost

• Cost per number of units of electricity

Tags

CCSS.8.F.B.4

CCSS.HSF.IF.B.6

Kim traveled 6 miles in two hours. Which line represents Kim?

• Dashed Blue

• Solid Black

Tags

CCSS.8.EE.B.5