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2014-07-07T09:59:48-03:00
1- \frac{x}{2} =x+ \frac{1}{2} +x
 \frac{2}{2} - \frac{x}{2} = \frac{2x}{2}  +\frac{1}{2} + \frac{2}{2} x
2-x=2x+1+2x
-x-2x-2x=1-2
-5x=-1(-1)
5x=1
x= \frac{1}{5}
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