noahpedrego noahpedrego

03-02-2020
Mathematics

contestada

Jamie has saved $42 of her allowance money to buy books.If she buys 5 books at d dollars per book,she will have 42- 5d of her allowance left.How much does she have left if the books cost $3.50 each?

Respuesta :

emilyhammond123 emilyhammond123

03-02-2020

She has $24.50 left because 3.50 x 5 = 17.50 so you would subtract $17.50 from the $42 she originally had.

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harshaankaur2007 harshaankaur2007

03-02-2020

Each book is 7.70 because 42 - 3.50 is 38.50 then divided by 5 = 7.70

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