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The length of a rectangle is 7 meters longer than its width. What is the width of this rectangle if its perimeter is equal to 86 meters?

 Aug 1, 2020
 #1
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l  = w+7

 

perimeter =    2 (w+7)  + 2w = 86

                              w = 18

 Aug 1, 2020
 #2
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Width = ( 86-14 ) / 4

 Aug 1, 2020

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