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02-12-2020
Mathematics

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Laura bought some books. She spent a total of $71 after a discount of $5 off of her total purchase. Each book cost $4. How many books did she buy?

Laura bought some books She spent a total of 71 after a discount of 5 off of her total purchase Each book cost 4 How many books did she buy class=

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emmapkrieg emmapkrieg

02-12-2020

Answer:

4b-5=71

19 books

Step-by-step explanation:

b represents books, and 4 is the cost, so the cost (4•19) minus the discount (-5) equals 71 and solves the equation

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