Kyle R. answered • 09/25/16
Tutor
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Mathematics and Science Tutor - Graduate Student
Express your length and width as algebraic expressions:
width = x
length = 4x
Use the formula for the perimeter of a rectangle to solve for x:
perimeter = 2(length) + 2(width)
50 = 2(4x) + 2(x)
50 = 8x + 2x
50 = 10x
5 = x
The width (x) is 5 feet and the length (4x) is 20 feet.
Jaidon P.
you helped me on a different but similar question, thanks man10/28/19