marielaabigail marielaabigail
  • 12-10-2016
  • Mathematics
contestada

metodo igualacion A) x+ y = 12 B) x - y = 4 ?

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cookiemonster0313
cookiemonster0313 cookiemonster0313
  • 12-10-2016
No sé la forma correcta de hacerlo, pero encontrar conjuntos de dos números que pueden igualar 12, luego encontrar cuál de los encaja en la segunda ecuación correctamente.
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