SOLUTION: a rectangular dog pen is 6 feet longer than the width.the perimeter of the pen is 48ft. find the lenght and the width of the pen

Algebra ->  Rectangles -> SOLUTION: a rectangular dog pen is 6 feet longer than the width.the perimeter of the pen is 48ft. find the lenght and the width of the pen       Log On


   

Question 1142621: a rectangular dog pen is 6 feet longer than the width.the perimeter of the pen is 48ft. find the lenght and the width of the pen
Answer by ikleyn(52890) About Me  (Show Source):
You can put this solution on YOUR website!
.
If L is the length, then the width is  (L-6).


The equation for L is


    L + (L-6) = 48/2


    2L - 6 = 24

    2L = 24 + 6 = 30

     L          = 30/2 = 15.


ANSWER.  The length is 15 ft;  the width is 15-6 = 9 ft.