6 =- 3 2x 4 12 July 8, 2019 16 32 64 128 6 2x /- 3 3x 12 4 2x 3 4 x 2 6 3x 12 3 4 12x )- 6 2x 3 )= 36 2 3x 2 12x 4 2x 3 6 2x 6 3 x 4 )= 2x 12 5 6 3 4 2x 3 12 19 3 4 12 1 2x 6 2 + 3 + 4 + 5 + 6