Respuesta: ya me acorde te dije
Explicación paso a paso:
28 + x = 3x
23 = 3x - x
28 = 2x
x = 14
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Respuesta: ya me acorde te dije
Explicación paso a paso:
28 + x = 3x
23 = 3x - x
28 = 2x
x = 14