Mathematics, 21.04.2021 22:30, beiachapman122

Kira bought some books for $3 each and received a discount of $6 off of her total purchase. She spent $45 after the discount. How many books did she buy?
(a) Write an equation that could be used to answer the question above,

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Kira bought some books for $3 each and received a discount of $6 off of her total purchase. She spen...