Respostas

2013-11-08T17:05:46-02:00
(2x-6) + 8x * 44 = 3x-12
2x - 6 + 8x * 44  - 12 = 3x
8x - 44 - 12 - 6= 3x + 2x
8x - 26 = 5x
8x + 5x = 26
13x = 26
x= 26/13
x= 2