SOLUTION: A rectangle has a length of 14 inches more than three times its height. If the perimeter of a rectangle is 396 inches, find its dimensions.

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: A rectangle has a length of 14 inches more than three times its height. If the perimeter of a rectangle is 396 inches, find its dimensions.      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 620785: A rectangle has a length of 14 inches more than three times its height. If the perimeter of a rectangle is 396 inches, find its dimensions.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,



A rectangle has a length of 14 inches more than three times its heighthighlight%28x%29. 

If the perimeter of a rectangle is 396 inches, find its dimensions.

 P = 2L  + 2H

 P = 2(3x+14) +2x = 396

        8x + 28 = 396

        8x = 368

         x = 46, the height.  The width is 152.

CHECKING our Answer***

  2·46 + 2·152 = 396