3 9 6 4 x 2 July 8, 2019 16 32 64 128 9 3 4 x 6 1 2 3 4 9 5 6 x 2 15 3 x 6 )+ 4 2x 9 2x 9 4 x 2 6 3 3 5 6 x 2 4 9 22 3 9 8 x 6 4 2 3 3x 9 )= 4 x 6 5 x 4 x 3 6 9 x 4 6x 2 16 3 4 6 x 16 9 6 4 3 x 2 3 x 4 4 x 6 9 x 2 18 9 4 21 x 3 6 3 2x 5 )= 6 x 4 )+ 9
