6 x 2 4 ) 8 2x 2 7 July 8, 2019 16 32 64 128 6 x 2 4 )+ 8 2x 2 7 (2 6 - 8 4)/(2 5) 6 4 x 2 − ( 3 − 8 x ) 2 = 8 7