Respostas

2014-08-22T14:59:53-03:00
2x+5=-3
2x=-3-5
2x=-8
x=-8/2
x=-4
2014-08-23T02:00:55-03:00
2x + 5 = - 3

2x = - 3 - 5

2x = - 8

x = - 8/2

x = - 4