1 2x 7 2x 6 July 8, 2019 16 32 64 128 1+ 2x 7 2x 6 Log 7 2x 6 2x 1 3x 7 2x 6 2 1 2x F x )= 1 2x 2 2x 6 7 2x 7 12x 6 2x 7 2x 6 5x 1 2x 7 5x 1 2x 6 180 8 x 1 )- 6x 2x 7 2x 2x 7 1 2x-7=6x-16 6 1-2x 7