How do you find the length if you already know the perimeter? this is what i mean:

morgan is ordering carpet for her bedroom. she measures the room and finds a width of 22 feet and a perimeter of 66 feet.

i know for sure that the first thing i need to do is find the length, but how do i do that with only knowing the width and perimeter?

You can find length by knowing the formula for perimeter: 2l+2w= p; where l= length, w= width, and p= perimeter. Substitute the things you know and solve.

In this case, the length would be 11 feet.

answer: i think you should do the math and pay attention in class : )

step-by-step explanation:

that is truly what   think but if i get the answer i will