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23 April, 11:47

Caitlin has a $10 gift certificate to the music store. she has chosen a number of cd's from the $7 bargain bin. if the cost of the cd's is $32 after the gift certificate is credited, how many cd's did Caitlin but?

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  1. 23 April, 13:15
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    She bought x number of $7 cd and used and $10 gift card so

    7x-10=32

    7x=42

    x=6 cds
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