Respostas

2013-11-24T15:40:51-02:00
6x+14+3x=2x+14
6x+3x-2x=14-14
7x=0
x=0
  • Usuário do Brainly
2013-11-24T15:42:17-02:00
6x + 14 + 3x = 2x + 14
6x + 3x - 2x = 14 - 14
9x - 2x = 0
7x = 0
x = 0/7
x = 0

S = { 0 }