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8-12x = -2x-27 =
-12x = -2x-27-8 =
-12x = -2x-35
8 - 12x = - 2x - 27
- 12x + 2x = - 27 - 8
- 10x = - 35
x = -35/-10----simplificamos la quinta
x = 7/2
Solución :
x = 7/2