Respostas

2013-11-06T17:55:38-02:00
 x-1/5=x-5/3
Fazendo mmc
x-1/15 =x-5/15
3x-3/15=5x-25/15 (corta o mmc)
3x-3=5x-25
3x-5x=-25+3
-2x= -22(-1)
2x=22
x-22/2
X=11