5 2x 1 26 5 x ) 5 0 July 8, 2019 16 32 64 128 5 2x 1 26 5 x )+ 5 0 Solve 5 2x 1 26 5 x )+ 5 0 5 x 5 x 5 x 5 x 5 2 x 2 5