SOLUTION: A rectangle has a width of 4X – 6, the length is triple this distance. IF the perimeter is 112. Find the value of X, the length, width and area of this rectangle.
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Question 565084: A rectangle has a width of 4X – 6, the length is triple this distance. IF the perimeter is 112. Find the value of X, the length, width and area of this rectangle.
Answer by nyc_function(2741) (Show Source): You can put this solution on YOUR website!
P = 2L + 2W
112 = 2(12x - 18) + 2(4x - 6)
After doing the math, I got x = 5.
width = 4(5) - 6 or 14
length = 12(5) - 18 or 42
Area = length times width
Area = 14 times 42 or 588
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