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April 20, 2014

April 20, 2014

Posted by **Samantha** on Wednesday, January 18, 2012 at 3:51pm.

- algebra -
**Jordan**, Wednesday, January 18, 2012 at 3:57pm12n - 30 = 90

12n = 90 + 30

n = 120/12

n = 10

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