3 4 1 6-2 8x-2 July 8, 2019 16 32 64 128 3 4 8x 6 )- 2 1 2 x 3 4 8x 4 )= 4 1 2 6 2x 3 4 8x 6 2 12 1 2x 2 3 9x 6 )- 1 2 8x 4 1 2 8x 6 )+ 2x 3 x 4 3 4+1 6-2 8x-2