SOLUTION: susan built a flowerbed. the perimeter of the flower bed is 42 feet, and its length is 9 feet less than twice its width. find the lenth and width of the flower bed.

Algebra ->  Rectangles -> SOLUTION: susan built a flowerbed. the perimeter of the flower bed is 42 feet, and its length is 9 feet less than twice its width. find the lenth and width of the flower bed.      Log On


   

Question 881148: susan built a flowerbed. the perimeter of the flower bed is 42 feet, and its length is 9 feet less than twice its width. find the lenth and width of the flower bed.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

     .

L + w = 21

(2w-9) + w = 21

    3w = 30

     w = 10ft and L is 11ft