The perimeter of a rectangle is expressed as:
P = perimeter
l = length
w = width
P = 2(l + w)
Plug in our values to the formula mentioned above
32 m = 2(l + 5).
Start by dividing each side by 2.
16 = l + 5.
Subtract 5 from each side.
11 = l.
The length of your town is 11 miles