The width of a rectangle is 2 inches more than three times the length. If the perimeter is 124 inches, what are the dimensions of the rectangle? (find both length and width)

Question

Astro

Mathematics

14 November, 01:07

The width of a rectangle is 2 inches more than three times the length. If the perimeter is 124 inches, what are the dimensions of the rectangle? (find both length and width)

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Answers (1)

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Brayden · Answer 1

Let x=L.

Then let 3x+2=W

Giving you 124 = (x) + (x) + (3x+2) + (3x+2)

Then simplify and solve.

124=8x+4

124-4=8x

120=8x

120/8=x

15=x

Then put that value back into the original equations to find the dimensions.

x=L

15=Length

and

3x+2=W

3 (15) + 2=W

77=Width