3. Antoinette is building a rectangular pen with 78 feet of fencing. If the length of the pen is 5 feet longer than its width, what are the dimensions of the pen? Width Length NUMBER 3

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Cettt asked Oct 24, 2022

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3. Antoinette is building a rectangular pen with 78 feet of fencing. If the length of the pen is 5

feet longer than its width, what are the dimensions of the pen?
Width
Length

NUMBER 3

3. Antoinette is building a rectangular pen with 78 feet of fencing. If the length-example-1

Mathematics
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Cettt asked Oct 24, 2022

by Cettt

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Answer:

length = 22

Width = 17

Explanation:

78 = 2(w+5) + 2(w)

78 = 2w + 10 + 2w

78 = 4w + 10

68 = 4w

w = 17

l = 17 + 5 = 22

Noel answered Oct 29, 2022

by Noel

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