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