1 3 6x 12 July 8, 2019 16 32 64 128 1 3 6x 12 )= 2 x 2 1 3 6x 12 )= 18 1 3 6x 9 )= 12 1 6x 12x 2 8x 3 1 3 12x 6x 21 1 3 12x 6x 1 3 12 6x )= 4 2x 4x 1 3 6x 12 )= 5 8x 1 3 6x 12 1 3 6x 24 ) 12 1 6x 3 4 12x − 4 1 6x 3 2x 12 3 1 6x 9 )= 12x − 27 12x 1 3 6x 9 1 3 9x 15 )+ 12 6x