Question

2(× + 1) - (x - 1) = 0

Answer 1

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

Answer 2

Olá!

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

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