Fluffykitten1472 Fluffykitten1472
  • 09-05-2021
  • Mathematics
contestada

María tiene el triple de la edad de su hermana Claudia. Dentro de 5 años, la edad de María será el doble de la de Claudia. Calcula la edad de las dos

Respuesta :

fichoh
fichoh fichoh
  • 11-05-2021

Respuesta:

Edad de Claudia = 5 años

Edad de María = 5 * 3 = 15 años

Explicación paso a paso:

Dejar :

Edad de Claudia = x

Edad de María = 3x

En 5 años :

3x + 5 = 2 (x + 5)

3x + 5 = 2x + 10

3x - 2x = 10-5

x = 5

Edad de Claudia = 5 años

Edad de María = 5 * 3 = 15 años

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