Solve.The formula for the perimeter of a rectangle is P = 2L + 2W. If the perimeter, P, is 18 feet and the width, W, is 6 feet find the length, L, of this rectangle.
A. L = 6 ft
B. L = 3 ft
C. L = 9 ft
D. L = 12 ft
Answer: B
Mathematics
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