7p - [3p - {4p – (5p - 2p)}]
(b) Rahul’s father is 42 years old. His father is 3 years older than thrice the present age of Rahul.
Find the present age of Rahul.
Answers
Answered by
1
Let Rahul age =x
42=3+3x
42-3=3x
39=3x
39/3=x
13=x
Rahul’s present age is 13years
42=3+3x
42-3=3x
39=3x
39/3=x
13=x
Rahul’s present age is 13years
Similar questions