NeimaM734041 NeimaM734041 03-11-2022 Mathematics contestada The length of a rectangle is 3 times its width. The perimeter of the rectangle is 80 cm. If x = length and y=width, x + y = 80 23y 2 + y = 80 = +y 2x + 2 = 80 Зу T- 2x + 2y = 80 21