Asked by Vic

A record stores sells CDs for $12 each.A music club offers 5 free CDs and charges $15 for each additional CD.How many CDs would have to buy for cost to be the same?

14 years ago

Answered by PsyDAG

Let x = # of CDs.

12x = 15x - 60

60 = 3x

20 = x

14 years ago

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