math
posted by cheryl .
The length of a rectangular playing field is 5ft. less than twice its width. If the perimeter of the playing field is 230ft, find the lenght and width of the field.
2W+2L= perimeter = 230
L=2W5
============
Solve these simultaneous equations.
Post your work if you need further assistance.

a small farm field is a square measuring 340 ft on a side. what is the perimeter of the field?