Unit 4 Test Review : Linear Functions

According to line 5, a shopper buys 16 items. Is Line 5 correct for the function given in the table ( $1 * x)?

• Yes

• No

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the linear function that represents the table?

• y = x

• y = 8x

• y = x+8

• y = 1x+0

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which coordinate is on the table?

• (0,5x)

• (5,0)

• (3,15)

• (15,3)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Jerry has $20 and makes $7 per hour. Which equation represents the total amount of money Jerry has after working x hours?

• y = 7x + 20
• y = 7 + 20x
• y = 20 + 7

Tags

CCSS.6.EE.C.9

The local service center advertises that it charges a flat fee of $50 plus $8 per mile to tow a vehicle. Write an equation that represents the total cost (C) of a service for m miles of towing.

• y = 8x + 50

• C = 50m +8

• y = 50x + 8

• C = 8m + 50

Tags

CCSS.HSF-BF.A.1A

The function f(x)=2x+8 models the total cost to order x amount of light bulbs from an online company. What is the slope and its meaning?

• 2. Each light bulb costs $2

• 8. Each light bulb costs $8

• 2. Your initial cost is $2

• 8. Your initial cost is $8

Tags

CCSS.HSF.LE.B.5

Find the slope of the line that passes through:
(6,7) and (4,2)

• 2/5
• -5/2
• 5/2
• -1/2

Tags

CCSS.8.EE.B.5

Find the slope:

• 3/4
• 4/3
• -3/4
• -4/3

Tags

CCSS.8.EE.B.5

Will you need a line of best fit or an exact equation to model this graph?

• Line of Best Fit

• Exact Equation

Tags

CCSS.8.EE.B.5

Will you need a line of best fit or an exact equation to model this graph?

• Line of Best Fit

• Exact Equation

Tags

CCSS.8.EE.B.5