Question

The formula for the perimeter of a rectangle is . What is the length of the unknown side of the rectangle below, if the perimeter is 28 inches?

Answer 1

Answer:

Step-by-step explanation:

P=2l+2w

28=2l+2w

2l=2w-28

l = (2w-28)/2

l =2(w-14)/2

l = w-14