12 for 3 paperback books $28 for 7 paperback books

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asked Oct 28, 2017 30.9k views

2 votes

12 for 3 paperback books $28 for 7 paperback books

Mathematics
middle-school

Marbdq asked

by Marbdq

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each book cost $4 sorry if this isn't the right answer I'm pretty sure u didn't finish the answer if I did glad I could help

Kroonwijk answered Nov 1, 2017

by Kroonwijk

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