SOLUTION: If the width of a rectangle is 5 inches less than its length, the area is 84 square inches, then how do I go about to dicovering the dimensions of the rectangle? The length and wi

Algebra ->  Rectangles -> SOLUTION: If the width of a rectangle is 5 inches less than its length, the area is 84 square inches, then how do I go about to dicovering the dimensions of the rectangle? The length and wi      Log On


   



Question 217778: If the width of a rectangle is 5 inches less than its length, the area is 84 square inches, then how do I go about to dicovering the dimensions of the rectangle? The length and width is not given. all I do know is that the width is five inches less than the length.
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
x(x-5)=84
x^2-5x=84