En resumen

X + 2(x + 3) = 0 x + 2x + 6 = 0 3x = - 6 x = - 6 / 3 x = - 2.

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Jorgearoca2014
2

X + 2(x + 3) = 0

x + 2x + 6 = 0

3x = - 6

x = - 6 / 3

x = - 2.