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The perimeter of a rectangular fence is to be at least 144 feet and no more than 216 feet. If the length of the fence is to be three times the width, what is the range of values for the width of the fence?

__ ft ≤ width ≤ __ ft

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Respuesta :

Answer:

let width be x

then length= 3x

in first case

2(x+3x)= 144

8x=144

x=18

again

2(x+3x)= 216

8x= 216

x=27

the range for width is

18≤ width ≤27

Step-by-step explanation:

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