Respuesta:
2y - 15 = 4y + 15
2y - 4y = 15 + 15
-2y = 30
y = 30 / -2
y = -15
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Respuesta:
espero te sirva.....
2y - 15 = 4y + 15
2y - 4y = 15 + 15
-2y = 30
y = 30 / -2
y = -15
si te sirve sígueme y pon corona por favor....