SOLUTION: If the perimeter of a rectangle is 26ft and the width is 9ft, find its length. [Hint:The perimeter of a rectangle is givenby P=2L+2W.]

Algebra ->  Linear-equations -> SOLUTION: If the perimeter of a rectangle is 26ft and the width is 9ft, find its length. [Hint:The perimeter of a rectangle is givenby P=2L+2W.]      Log On


   



Question 94620: If the perimeter of a rectangle is 26ft and the width is 9ft, find its length. [Hint:The perimeter of a rectangle is givenby P=2L+2W.]
Answer by kiljoy(51) About Me  (Show Source):
You can put this solution on YOUR website!
You have all the information here, just solve for L using the equation you provided. This is the standard equation for perimeter of a rectangle.
P=2L%2B2W
W=9
P=26
26=2L%2B2%289%29
26=2L%2B18
8=2L
4=L
Your Length is 4ft.
Check...
26=2%284%29%2B2%289%29
26=8%2B18
26=26