4x 10 5x 3 July 8, 2019 16 32 64 128 4x 2y 10 5x 3y 12 4x 3y =- 10 5x 3y 1 3x 10 4x 3 5x 2 4x 12 5x 3x 10 4x 7 3 5x 10 4x 10 3 5x 7 2 4x 5x 10 35 15 4x 10 3x 5x 6 3x 2 10 4x 5x 2 3x 4x 2 11x 10 )+( 5x 31 4x 3y 10 5x 6y =- 7 4x 3 5x 10 2x 3 5x 10 4x 3x 4x 30 5x 10 4x 2 5x 3 10