12 1 2x 4 July 8, 2019 16 32 64 128 12 1 12x )+ 100x 36 49x 2x 12 1 4 3x 2 1 2x 4x 12 4 16x 12 1 2x X 1 12 1 2x 3 4 12 1 2x 2 1 4 1 2x 12 48 3 4x 12 1 2x 6 6x 40 12 1 2x 1 4x 12 1 2x 10 1 2x 12 6 )- 4 4x 12 2x 1 =- 43 2x 1 4 12 20 X 3y 1 2x 4y 12 8x 12 4 1 2x 6
