Question 435248
  <pre><font face = "Tohoma" size = 4 color = "indigo"><b>
Hi
<img src="http://upload.wikimedia.org/wikipedia/commons/thumb/d/da/PerimeterRectangle.svg/200px-PerimeterRectangle.svg.png">
length twice its width 
Let x and 2x represent the width and length respectively
 2*2x + 2*x = 24
     6x = 24
      x = 4 units, the width.  The length is 8 units

CHECKING our Answer***
 2*4 + 2*8 = 8 + 16 = 24