adrian6farenheit adrian6farenheit

11-05-2019
Mathematics

contestada

el padre de luis es treinta y dos años mayor que su hijo. si sumamos las edades de ambos el resultado es sesenta y ocho años. ¿qué edad tiene cada uno?

Respuesta :

ANCKPOP ANCKPOP

11-05-2019

P: padre de Luis

h: hijo

P=32+h

P+h=78

Método: sustitución

*p + h = 78

(32 + h) + h = 78

32 + h + h = 78

2h + 32 = 78

2h = 78 - 32

2h = 46

[tex]h = \frac{46}{2} \\ \\ h = 23[/tex]

El hijo tiene 23 años

EL padre tiene 55 años

P = 32 + h

P = 32 + 23

P = 55

Answer Link

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