Let x be the width of the rectangle
2x-3 will be the length
The perimeter of a rectangle is equal to twice the sum of its length and width.
P = 2(x + 2x-3) = 60
2x + 4x -6 = 60
6x -6 = 60
6x = 66
x = 11
Therefore, 11 ft and 19 ft are the width and length, respectively, of the rectangle.