Question

please help Moosa's sister is six years younger than 3 times his age. The sum of their ages is 30. How old is Moosa?

Answer 1

Answer: 9 years old

Explanation:

The parts

Moosa= x

Moosa's sister = (3x-6)

and together x+(3x-6)=30

Solve for x to get 9 which means Moosa is 9 and Moosa's sister (older) is 21