X 3y 2x y 5 July 8, 2019 16 32 64 128 X 3y 6 2x y 5 X 3y =- 15 2x y 5 X 3y 12 2x y 5 X 3y 10 2x y 5 X 3y 8 2x y =- 5 X 3y 5 2x y =- 4 X 3y 5 2x y 18 2x 3y 11 x y 5 X 4y y '= 2x 3y 5 X 3y =- 1 2x y 5 X 3y 0 2x y =- 5 X 3y 5 2x y 3 X 3y 5 0 2x y 3 0