4x 12 2x 2 July 8, 2019 16 32 64 128 4x 12 =- 2x 21 4x 12 2x 24 4x 12 2x 20 4x 12 2x 28 4x 12 2x 26 4x 12 2x 12 2x 4x 5y =- 12 2x 5y 24 4x 2 2x 12 0 4x 22 2x 12 4x 12 2 2x 6 4x 12 2 2x 3 )+ 6 4x 12 3 2x 20 4x 6y 12 2x 2y 6 X 12 4x 25 2x 1 4x 12 2x 2 x 5 )- 2