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Mathematics, 19.11.2020 05:10 dondre54

Hace (a + b) años, tu edad era «a» veces la mía, pero hoy es solo «b» veces la mía.
¿Cuántos años tenía yo hace (a + b) años?
(exprese en función de a y b).

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Hace (a + b) años, tu edad era «a» veces la mía, pero hoy es solo «b» veces la mía.
¿Cuántos...

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