Question

2(x-1)=2x+4 qual o valor do x

Answer 1

2x-2=2x+4
2x-2x=4+2
0=6

Answer 2

$2(x - 1) = 2x + 4 \\ \\ 2x - 2 = 2x + 4 \\ \\ \not 2x - 2 - \not 2x - 4 \\ \\ -2 - 4 \\ \\ => -6$