Solve the problem by making up an equation. a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 3 times the age of the child?

ANSWER
In 4 years time.

EXPLANATION

The present age of the child is 12 years.

The present age of the father is (12+32)=44 years.

In x years time,

The child's age will be

The father's age will be,



If in x years time, the father's age is three times the son's age, then we can write the following equation and solve for x.


Expand the bracket,



Group similar terms,



This implies that,



Dividing through by 2 gives,