SOLUTION: Use the formula P = 2l + 2w to find the length l of a rectangular lot if the width w is 45 feet and the perimeter P is 330 feet

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Question 609511: Use the formula P = 2l + 2w to find the length l of a rectangular lot if the width w is 45 feet and the perimeter P is 330 feet
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi



width w is 45 feet and the perimeter P is 330 feet

P = 330ft = 2·l + 2·45

    330ft = 2·l + 2·45

    (330-90)/2 = l= 120ft

CHECKING our Answer***

 2·120 + 2·45 =  240 + 90 = 330