Question

2(x+1)-(x-1)=0 ???????????????

Answer 1

2(x+1) - (x - 1) = 0
2x + 2 - x + 1 = 0
x + 3 = 0
x = -3

Answer 2

Olá bom dia!

2 (x + 1) - (x - 1) = 0

2x + 2 - x + 1 = 0

2x - x = 0 - 2 - 1

x = - 2 - 1

x = - 3