SOLUTION: the perimererof a rectangleis three times is length if the width of the rectangle is 12 inches what is its perimeter in inches

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Question 1061564: the perimererof a rectangleis three times is length if the width of the rectangle is 12 inches what is its perimeter in inches
Answer by ikleyn(52880) About Me  (Show Source):
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(1)  P = 3L
(2)  W = 12
(3)  P = 2L + 2W

===> L = 2W = 24.

===> P = 2*24 + 2*12 = calculate.