malakayman27 malakayman27

01-12-2020
Mathematics

contestada

Mariam's father is now 4 times as old Mariam. In 10 years' time, Mariam's father will be twice as
old as Mariam. How old is Mariam now?

This due is after 15 min helpp

Respuesta :

NgShiYin NgShiYin

01-12-2020

Answer:

5

Step-by-step explanation:

Let Mariam's age be x and Mariam's father's age be 4x.

2(x+10) = 4x+10

2x+20 = 4x+10

4x-2x = 20-10

2x = 10

x = 5

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