2y 2 6y =- 10 July 8, 2019 16 32 64 128 3x 2y =- 2 5x 6y 10 6y 2 2y 10y 20 6y 2 10y 2y 2 3y y X 2 2y 2 2xy 2x 6y 10 0 10y 2 6y 2y 2y = 6 2 6y=11 7 2y = 10