Question

The area of a rectangle is 6x^2 + 9x, and its width is 3x. What is the length of the rectangle?

Answer 1

L=2x-3

Explanation:

A =L×W

Given,

A=6x²-9x

W=3x

Substituting into the main equation

6x²-9x=L×(3x)

3x(2x-3)=L×(3x)

divide both sides by 3x

2x-3=L

L=2x-3