Question

3x+4.(1+x)+2=5x-x-6 com calculo

Answer 1

3x + 4.(1 + x) + 2 = 5x - x - 6 
3x + 4 + 4x + 2 = 5x - x - 6 
7x + 6 = 4x - 6 
7x - 4 x = - 6 - 6
3x = - 12
x = - 12 / 3
x = - 4

Answer 2

3x+4(1+x)+2=5x-x-6
3x+4+4x+2=5x-x-6
3x+4x-5x+x=-6-4-2
3x=-12
x=-12/3
x=-4
Resposta: -4