2x 3 x 5y 6 July 8, 2019 16 32 64 128 2x 5y =- 3 3x 6y =- 18 Y 5y '= 2x 3 4x 2 x 6 Y 2x 3 3x 5y =- 6 2x 5y 6 x 2y 3 3x + 2y = 6