Question

17. The perimeter P of a rectangle with length (

and width w is P = 2l + 2w. Solve the
formula for l.

Answer 1

l= (P-2w)/2

Explanation:

P = 2l + 2w

Subtractc 2w both sides

P-2w = 2l

Divide 2 both sides

(P-2w)/2 = l

Hope this helps!