Respostas

2014-08-02T12:30:02-03:00
X²-2x=3x-6
x²-2x-3x-6=0
x²-5x-6=0


2014-08-02T12:44:47-03:00
X²-2x=3x-6
x²-2x-3x-6=0
x²-5x-6=0
assim espero ter te ajudado ^^