Question

The width of a rectangle is 5 feet more than its length. The perimeter is, at most,

Answer 1

Answer:

The largest possible width is 15 feet.

Step-by-step explanation:

$w=l+5\\2w+2l\leq 50\\w+l\leq 25$

$l+5+l\leq 25\\2l\leq 20\\l\leq 10$

$w\leq 15$