Question

The length of a

rectangular garden is
three feet less than twice
its width. If the perimeter
of the garden is 42 feet,
what is its length?

Answer =13

Answer 1

Explanation:

L=2w-3

P=42

42=2L+2w=2(L+w)

21=L+w

21=2w-3+w

3w=24

w=8

L=16-3=13