2 7 x 6 11 July 8, 2019 16 32 64 128 7 2x 2 )- 6 x 11 2 6 x )- 11 5 3x 7 6 x 11 )- 7 2 x )= 26 11 9 7 6 x 2 1 3 3x 7 2 x 6 6 x 11 2x 6 x 2 )+ 7 11 8x 11 6 2 x 7 5 8 7 3x 6 )+( x 2 )= 11 11 3x 1 7 x 6 2 11 1 2 x 6 7 10 7 2 x 11 6 7 2 x 5 6 2 x 3 y 7 6 x 5 y 11