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September 30, 2014

September 30, 2014

Posted by **Alex** on Sunday, January 16, 2011 at 6:15pm.

lost !!!!!!!!!!!!!!!

- math -
**helper**, Sunday, January 16, 2011 at 6:21pm0.5x + 2 = 0.2x - 7

subtract 0.2x from both sides

0.3x + 2 = -7

0.3x = -9

x = -30

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