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Mathematics, 09.11.2020 23:10 nila173

Si al cuádruplo de la edad que tendré dentro de 10 años le restamos el triple de la edad que tenía hace 5 años, resulta el doble de mi edad actual. ¿Que edad tenia hace 5 años?

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Si al cuádruplo de la edad que tendré dentro de 10 años le restamos el triple de la edad que tenía h...
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