SOLUTION: to find the perimeter of a rectangle i use the formula p=2l+2w. what formula do i use to find the value of side w, w=p-2l/2 ?

Algebra ->  Equations -> SOLUTION: to find the perimeter of a rectangle i use the formula p=2l+2w. what formula do i use to find the value of side w, w=p-2l/2 ?      Log On


   



Question 31867: to find the perimeter of a rectangle i use the formula p=2l+2w. what formula do i use to find the value of side w, w=p-2l/2 ?
Answer by Cintchr(481) About Me  (Show Source):
You can put this solution on YOUR website!
+p=2l%2B2w+
Factor out a 2
+p=2%28l%2Bw%29+
Divide by 2
+p%2F2+=+l%2Bw+
Subtract L
+%28p%2F2%29-l+=+w+