Jim’s pool is the shape of a rectangle. The length is 6 m less than three times the width, and the perimeter is 68 m. Find the dimensions of the pool.
P = 2L + 2W
68 = 2(3W - 6) + 2W
68 = 8W - 12
80 = 8W
10 = W
68 = 2(3W - 6) + 2W
68 = 8W - 12
80 = 8W
10 = W