3 8x 4 )- 6x 6 July 8, 2019 16 32 64 128 3 8x 6 )= 4 6x 4 5 6x 4 3x )= 3 8x 4 )- 6 4 6x 3 8x 1 6 0 5 2 8x 3 )- 4 6x 5 )= 6x 6x 3 8x 2 6x 4 x 2 23 4 6x 6 3 8x 19 2 3 8x 5 6 6 6x 8 4 8x 3 4 6x 1 6 6 1 2x )- 6x =- 3 (- 8x 4