Respuesta:
D) X = 4
Explicación paso a paso:
3x - x + 4 = 5x - 8
8 + 4 = 5x - 3x + x
12 = 3x
4 = x
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Respuesta:
D) X = 4
Explicación paso a paso:
3x - x + 4 = 5x - 8
8 + 4 = 5x - 3x + x
12 = 3x
4 = x