Question

The length of a rectangular field is 4 m longer than its width.

If the perimeter is 56 m, what is the width of the field?

A.
8 m

B.
12 m

C.
14 m

D.
16 m

Answer 1

Let w=width.
Then w+4=length.
P=2w+2l
56=2w+2(w+4)

Answer 2

Solve for w :-)