Respostas

2014-08-24T20:45:06-03:00
-2x+2+3x=4+3x/6x+5

x+2=3x/6x+9
x=9+3/6-2
x=7+0,5
x=7,5

1 5 1
2014-08-24T20:46:05-03:00
-2x+2+3x=4+3x/6x+5

x+2=3x/6x+9
x=9+3/6-2
x=7+0,5
x=7,5

1 5 1