5.1 Writing Linear Equations from Situations and Graphs

If chocolate chip cookies cost $3.00 per cookie plus $2 for boxing them up in a decorated box, what would the expression be?

• 3 + 2x

• 3x + 2

• 3x + 2x

• 5x

Tags

CCSS.HSA-SSE.A.1A

A plumber charges $50 to make a house call plus $40 for each hour worked. What is the expression and what does he make if he worked 5 hours?

• 50x + 40; $290

• 50x + 40x; $450

• 50 + 40x; $250

• 90x; $450

Tags

CCSS.HSA-SSE.A.1A

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50.

• y = 8.5 + 25.5
• y = 8.5x + 25.5
• y = 8.5 + 25.5x
• y = 8.5x + 25.5x

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Dev keeps a record in graph form of how far his car travels and the number of gallons
of gasoline it uses.
What is the slope of the graph?

• 64
• 128
• 32
• 16

Tags

CCSS.8.EE.B.5

Bob has $150 in his savings account and saves $40 per month.  Which equation represents the amount Bob has in his account after x months?

• y = 150 + 40
• y = 40x + 150
• y = 150x + 40

Tags

CCSS.5.OA.B.3

A holiday meal costs $12.50 a person plus a delivery fee of $30.  Which equation represents the amount a holiday meal costs, including delivery, for x people?

• y = 30 + 12.5x 
• y = 12.5 + 30
• y = 12.5 + 30x

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CCSS.6.EE.C.9

Which equation represents the graph?

• y= 200x +50

• y = 50x + 250

• y = x + 200

• y = 50x + 200

Tags

CCSS.8.EE.B.5

Which is the correct equation for the graph?

• y = -1/2x + 5

• y = -1/5x + 5

• y = -1/2x

• y = -1/5x

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

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

• y = 4/5x + 3
• y = -5/4x + 3
• y = 5/4x + 4
• y = -4/5x + 3

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CCSS.HSA.CED.A.2

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7