Question 451538
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Hi
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/d/da/PerimeterRectangle.svg/200px-PerimeterRectangle.svg.png">
A rectangle has a length of 6 meters and a perimeter of 20 meters
Let x represent the width and (2x+2) the length
 2*(2x+2) + 2x = 46m    |checking our answer: 32m + 14m = 46m
         6x = 42m
          x = 7m, the width.  The length is 16m (2*7m+2m)