4 3x 7 )= 8 2x 3 July 8, 2019 16 32 64 128 9 3x 7 )- 0 8 2x 3 )= 4 9 0 4x 4 x 8 )= 3 2x 7 )+ 3x 9 3x 4 6 2x 3 8 2x 7 24 4 7x-1 8=3 2+2 2x 5 x 7 = 35