Determine Linear Functions

A canoe rental service charges a $20 transportation fee and $30 dollars an hour to rent a canoe. Write an equation representing the cost, y, of renting a canoe for x hours.

• y = 20 + 30x

• y = 30 + 20x

• y = 50x

• y = 60x

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CCSS.6.EE.C.9

• How many minutes she was on the phone 
• What Tara pays per minute
• Tara's base fee for her phone service
• How much Tara owes at the end of each month

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CCSS.8.EE.B.5

Compare the two linear functions listed below and determine which has a greater y intercept. 

• Function 1 because the y-intercept is 4

• Function 2 because the y-intercept is 7

• Function 1 because the y-intercept is 8

• They are equal

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Which of these lines has a slope of -3?

• A

• B

• C

• D

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CCSS.8.EE.B.5

Which equation matches the table?

• y = 3x + 9

• y = x + 9 

• y = x + 3

• y = 12x - 3

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

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What does "m" represent in y=mx+b?

• y-intercept

• slope

• macaroni

• nothing

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CCSS.8.F.A.3

Does this graph represent a proportional relationship?

• Yes, because the line is pretty.

• No, because the line goes through the origin.

• Yes because the line goes through the origin.

• No, because the graph is non-proportional.

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Find the slope that passes through the points (-1,-4) (2,2)

• 1/2

• 2

• 3/4

• 6/1

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CCSS.8.EE.B.5

In the equation y=mx+b, what does the m represent?

• slope

• y-intercept

• linear

• point-slope

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CCSS.8.F.A.3