When two hoses are connected to a swimming pool, they can fill the pool in 4 hours if both are open. If only the larger hose is open, it can fill the pool in 6 hours less than the smaller hose. How long will it take tge smaller hose to fill the swimming pool if it works alone?

Question

Use quadratic equation
Someone solve it pls i need help :(

Answer 1

1/x + 1/(x-6) = 1/4
x = 12

Answer 2

Give exact solution