SOLUTION: The perimeter of a rectangular hotel room is 72 feet. The room is 14 feet wide. How long is it?
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Question 895854: The perimeter of a rectangular hotel room is 72 feet. The room is 14 feet wide. How long is it?
Answer by JulietG(1812) (Show Source): You can put this solution on YOUR website!
Think of a perimeter as a fence. It requires 2 lengths and 2 widths to enclose.
P = 2L + 2W
You're given the value of P as 72
72 = 2L + 2W
You're given the value of W
72 = 2L + 2(14)
72 = 2L + 28
Subtract 28 from each side
44 = 2L
Divide each side by 2
L = 22
W = 14
L = 22
22 + 22 + 14 + 14 = 72
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