A rectangular room is 5 meters longer than it is wide, and its perimeter is 22 meters.

a. Letting w represent the width of the rectangle, write an equation that represents the perimeter of the room. = 22

b. Find the width of the room.
The width is: meters.

c. Find the length of the room.
The length is: meters.

2 answers

P = 2L + 2W

22 = 2(W + 5) + 2W

22 = 2W + 10 + 2W

22 = 4W + 10

12 = 4W

3 = W
8+8+3+3=22