9 3 x 1 )- 2x )= 7 x 1 July 8, 2019 16 32 64 128 6 x 2 9 1 2x 7 13 /( x 3 )( 2x 7 7 2x 3 )+ 2 x 1 )- 5 x 9 )= 3x 10 4 x 1 )+ 7 x 3 )= 9 x 1 )+ 2x 10 3 x 3 = 9 9 x 8 = 5 x 7 = 35