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September 22, 2014

September 22, 2014

Posted by **Mary** on Saturday, November 3, 2012 at 10:45pm.

- Math -
**Reiny**, Saturday, November 3, 2012 at 10:50pmcorrect --- x

incorrect --- 40-x

6x - 3(40-x) = 105

6x - 120 + 3x = 105

9x = 225

x = 25

25 correct , 15 wrong

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