CCSS.Math.Content.8.F.A.3

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation for C, the total cost, to rent the boat for h hours.

• h = 2C + 15
• C = 15h + 2
• h = 15C + 2
• C = 2h + 15

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CCSS.Math.Content.8.F.A.3

Which equation matches the graph?

• y= 1x + 3
• y= 1x
• y= -1x + 3
• y= -1x

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CCSS.Math.Content.8.F.A.3

Write the equation for the line in slope-intercept form.

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

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CCSS.Math.Content.8.F.A.3

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

• -4
• -4x
• 5
• -5

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CCSS.Math.Content.8.F.A.3

Randy charges his tenants $425 each month to rent his houses plus $600 security deposit. What equation best represents how much his tenants will now have to pay? 

• y = 425x + 600
• y = 425 + 600x
• y = 400x + 625
• y = 400 + 625x

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CCSS.Math.Content.8.F.A.3

What is NOT the initial value?

• y-intercept
• b
• m
• Starting point

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CCSS.Math.Content.8.F.A.3

Write an equation for this relationship.

• y = 4x
• y = 1/8x
• y = 1/4x
• y = 8x

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CCSS.Math.Content.8.F.A.3

Determine the slope and y-intercept.   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

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CCSS.Math.Content.8.F.A.3

Bob's Plumbing charges $15 per hour plus a service fee of $40 for coming out to your house. Which equation models this situation?

• y = 15x + 40

• y = 40x + 15

• y = 15x

• y = 15x - 40

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CCSS.Math.Content.8.F.A.3

Which is the graph of the equation y = -2x + 1?

• 
• 
• 
• 

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CCSS.Math.Content.8.F.A.3