Posted by Ryan on .
Trang has a paper for an art project that is 7 inches wide and 9 inches long. She wants to decorate it with a piece of string. How much string would she need to go around the perimeter?

Math 
Ms. Sue,
P = 2L + 2W
P = (2 * 9) + (2 * 7)
P = 18 + 14
P = ?