The area of a rectangular wall of a barn is 64 square feet. Its length is 8 feet longer than twice its width. Find the length and width of the wall of the barn.

Question

Mathematics

Jasmine Hernandez

23 March, 06:01

The area of a rectangular wall of a barn is 64 square feet. Its length is 8 feet longer than twice its width. Find the length and width of the wall of the barn.

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Stacy · Answer 1

L*w=64 ft^2 ... (1)

2w+8 = l ... (2)

l=64-w ... (1a)

2w+8 = 64-w

2w+w+8=64

3w=64-8

3w:3 = 56:3

w=18.6'

l*w = 64

l*18.6 = 64

l = 64:18.6

l = 3.44 to the nearest hundredths.