Question

sita's age is three times his sons age 5 years ago he was 7 times his son's age find their present age​

Answer 1

Answer:

-7/2

Step-by-step explanation:

let the son's age be x

then sita's age will be 3x

according to the question ...

x-5=[3x-5]7

x-5=21x-35

x-21x=-35+5

-20x=-30

x=30/20

x=3/2

x=3/2is the age of son.

age of her=x-5

=3/2-5

=-7/2 is her present age