Question

After 12 years , Mariyam will be 3 times as old as she was 4 years ago. Find her present age.

Answer 1

3x+12-4x

x=years

NOW SOLVE IT

Answer 2

Step-by-step explanation:

let,

present age of Mariyam be 'x' years.

By given condition :

(x + 12) = 3 (x - 4)

x + 12 = 3x - 12

3x - x = 12 + 12

2x = 24

x = 12

Therefore, the present age of Mariyam is 12 years