Which equation can be used to find the width of the field above if the perimeter is 280 yard (above) the field is ×,and the width of the field is 20.

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29-01-2017
Mathematics

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Which equation can be used to find the width of the field above if the perimeter is 280 yard (above) the field is ×,and the width of the field is 20.

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apologiabiology apologiabiology · Answer 1 · 2017-01-29T03:55:04+01:00

apologiabiology apologiabiology

29-01-2017

P=2(L+W)
P=280
W=20 (yards I assume)

280=2(L+20)
divideboth sides by 2
140=L+20
minus 20
120=L

length=120 yards

equation is
P=2(L+W)
or

280=2(x+20)

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