SOLUTION: the length of a rectangle is 12 ft longer than twice the width. If the perimeter is 102 ft. find the length and width of the rectangle

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Question 909751: the length of a rectangle is 12 ft longer than twice the width. If the perimeter is 102 ft. find the length and width of the rectangle

Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
P = 2L + 2W
P = 102
L = 2W+12
102 = 2(2W+12) + 2W
102 = 4W + 24 + 2W
102 = 6W + 24
78 = 6W
13 = W
If the width is 13, then the length is twice that plus 12, or 38
38 + 38 + 13 + 13 = 102