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July 25, 2014

July 25, 2014

Posted by **Marcy** on Tuesday, January 14, 2014 at 5:01pm.

- Math -
**Damon**, Tuesday, January 14, 2014 at 5:07pmd = n-9

5 n + 10 d = 150 cents

5 n + 10(n-9) = 150

15 n -90 = 150

15 n = 240

n = 16

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