Question

a man is three times as old as his son. ten years ago the man was 8 times as old as his son .now his age is equal to the square of his sons age

Answer 1

Step-by-step explanation:

Let man age be x

Son age be y

A man is 3times old as his son

x=3y

Ten years ago

x-10=8(y-10)

3y-10=8y-80

80-10=8y-3y

70=5y

y=14

Man age 42

Son age 14