Representing Equations in a Story Problem

Write an equation that represents the production cost and an equation that represents the income made from sales. The cost for the marching band to run a car wash as a fundraiser is $20 to use the parking lot and $2 per car. The marching band plans to charge $7 per car.

Production cost: ​ ​ (a)  

Income: ​ (b)  

• y=2x+20

• y=7x

• y=20x+2

• y=7x+2

• y=20x

• y=2x

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CCSS.8.EE.C.8C

Easy Car Rental charges $8.50 an hour plus a rental fee of $25.50. Which equation represents the total charges for x hours?

• y = 8.5 + 25.5

• y = 25.5 + 8.5x

• y = 8.5 + 25.5x

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Select all equations that match this balanced hanger.

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CCSS.HSA.CED.A.3

Select all equations that match this tape diagram.

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CCSS.HSA.CED.A.3

What is the value of x in this tape diagram?

• 7

• 5

• 35

• 5x

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CCSS.6.EE.B.7

Which equation is represented in this tape diagram?

• x+5=35

• 35x=5

• 5x=35

• 35-x=x

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CCSS.HSA.CED.A.3

Bereni is cooking muffins. The recipe calls for 7 cups of sugar. She has already put in 2 cups. Write an equation to find how many more cups does she need to put in?

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CCSS.HSA.CED.A.3

Bereni is cooking muffins. The recipe calls for 7 cups of sugar. She has already put in 2 cups. How many more cups does she need to put in?

• Bereni needs 9 more cups of sugar

• Bereni needs 5 more cups of sugar

• Bereni needs 3.5 mire cups of sugar

• Bereni needs 14 more cups of sugar

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CCSS.3.OA.D.8

At a restaurant, Mario and his three friends decided to divide the bill evenly. If each person paid $13, what was the total bill?

• The bill was $52.

• The bill was $3.25.

• The bill was $17.

• The bill was $39.

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CCSS.3.OA.A.3

Last Friday Marco had $29. Over the weekend he received some money for cleaning the attic. He now has $41. Write an equation to find how much money he received?

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CCSS.HSA.CED.A.3