The formula for the perimeter of a rectangle is P=2L + 2W, where L is the length and W is the width. A rectangle has a perimeter of 24 inches. Find it’s dimensions if its length is 3 inches greater than its width.
Here are the answer choices
A: 6 in. by 9 in.
B: 5 in. by 7 in.
C: 4.5 in. by 7.5 in
D: 4 in. by 7 in.