Respostas

2014-09-01T21:49:22-03:00
3(2x - 2) + (x - 1) = 4
6x - 6 + x - 1 = 4
6x + x - 6 - 1 - 4 = 0
7x - 11 = 0
7x = 11
x = 11/7
1 4 1
  • Usuário do Brainly
2014-09-02T04:06:18-03:00