Respostas

2014-04-24T16:10:59-03:00
 2X^{2}  \frac{x}{11} = 2X + 1
4X +  \frac{x}{11} = 2X + 1
 \frac{44X + X = 22X + 11}{11}
45X - 22X = 11
23X = 11
X =    \frac{11}{23}