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2(x + 5) + (x + 2) = 2(x + 1) + (x + 3)
2x + 10 + x + 2 = 2x + 2 + x + 3
3x + 12 = 3x + 5
3x - 3x = 5 - 12
0 = - 7
Respuesta.
No hay un numero que satisfaga la ecuacion