2x 2 7 6 0 July 8, 2019 16 32 64 128 2 5x 7 )- 6 2x 3 )= 0 0 2x 7 )-( 6 0 1x )= 2 2 x 7 )+ 5 3 2x )+ 6 0 2 2x 6 2 x 7 17 0 2x 7