Question

The width w of a rectangular swimming pool is 7x^2. The area A of the pool is 7x^3 – 42x^2. What is an expression for the length of the pool? Show your work.

Answer 1

I fixed it

Answer 2

Hint:
if L is the length of the swimming pool, then we have:
\[7{x^2} \cdot L = 7{x^3} - 42{x^2}\]