The length of a rectangular mailing label is 2 centimeters less than twice the width. The perimeter is 38 centimeters. Find the dimensions of the label.

Answer 1

P=2L+2W so

38=2(2w-2)+2w

38=4w-4+2w

38=6w-4

42=6w

7=width

38=2L+2(7)

38=2L+14

24=2L

12=Length