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April 18, 2015

April 18, 2015

Posted by **Graciela** on Wednesday, November 1, 2006 at 7:52pm.

Let E be the expensive, and C the cheaper.

E+C=9

E(12.75) + C (11.95)=112.35

the answer to your math problem is 6 cds for 12.75 and 3 cds for 11.95

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