6 2x 7 ) 15 x 2 July 8, 2019 16 32 64 128 5 * 3 2x 7 * 15 x 6 * 25 x 0 2x 6 )( 7 4x )=( 2 x )( 8x 1 )+ 15 6 x - 7 = 15 + 2 x 2x 7