Oi
2x + 4 - x = 2(x + 1)
2x + 4 - x = 2x + 2
2x - x - 2x = 2 - 4
-x = -2 ( - 1)
x = 2
Bons estudos.
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Oi
2x + 4 - x = 2(x + 1)
2x + 4 - x = 2x + 2
2x - x - 2x = 2 - 4
-x = -2 ( - 1)
x = 2
Bons estudos.
x + 4 = 2x + 2
4 - 2 = 2x - x
2 = x
x = 2