A rectangular petting zoo is 144 inches long and 108 inches wide. How many inches of fencing is needed to enclose it?
P = 2L + 2W
P = 2(144) + 2(108)
P = 288 + 216
P = _________ inches of fencing
P = 2(144) + 2(108)
P = 288 + 216
P = _________ inches of fencing