13-10-2017
Mathematics

contestada

Jonas bought 3 books. Each book was the same price. He also used a coupon that takes $20 off the total cost. What expression can be used to represent the total purchase?

Respuesta :

musiclover10045 musiclover10045

13-10-2017

let x = the price of a book

so you would have

total = 3x-20

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