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October 25, 2014

October 25, 2014

Posted by **Johnny** on Wednesday, July 2, 2014 at 6:46pm.

please explain and show work.

- math -
**Ms. Sue**, Wednesday, July 2, 2014 at 6:57pm3(3 + n) = 54 + 12(-n)

9 + 3n = 54-12n

15n = 45

n = 3

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