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April 18, 2014

April 18, 2014

Posted by **samantha** on Wednesday, September 5, 2012 at 10:28pm.

- algebra -
**Reiny**, Wednesday, September 5, 2012 at 10:44pmmultiply each term by 7

x - 7x = -2x-84

-4x=-84

x=21

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