Question

The width of a rectangle is the length minus 2 units. The area of the rectangle is 15 units. What is the width, in units, of the rectangle?

Answer 1

Answer:

3 or-5

Step-by-step explanation:

Width=x-2

Length =x

(x-2)*x=15

x^2-2x-15=0

Factorize

x^2+3x-5x-15=0

x(x+3)-5(x+3)=0

x=-3 or 5

Width =-5 or 3