FRACTIONS please help

Question

The container that holds the water for the football team is 1/4 full. After pouring in 9 gallons of water, it is 5/8

full. How many gallons can the container hold?

Answer 1

If container that holds the water for the football team is 1/4 full. After pouring in 9 gallons of water, it is 5/8

5/8 - 1/4 = 3/8 of the container is 9 gallons of water

x* 3/8 = 9;

3x = 9*8

3x =72

x = 24