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December 20, 2014

December 20, 2014

Posted by **ferrer** on Monday, April 20, 2009 at 11:07pm.

[x/5x+10] + [x-3/x+2]= [7/5] is the answer -8

- math -
**Reiny**, Monday, April 20, 2009 at 11:27pmno, subbing it in would show you that it does not work.

hint:

x/[5(x+2)] + (x-3)/(x+2) = 7/5

isn't the lowest common denominator 5(x+2) ?

multiply each term by that

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