Question

Tammy has a rectangular rug with an area of 21 square feet. The rug is 4 feet longer than it is wide. Which equations can be used to determine the length and the width of the rug

Answer 1

21 = x( x+4)

Explanation:

21 = x(x+4)

This equation is used because two sides are being multiplied by each other and the second one is four feet longer than the other one.