3x 2 4 5x 1 5 1 July 8, 2019 16 32 64 128 2 4 5x 10 )- 5 x 1 )- 3 1 3x 1 5 3x 4 1 5 5x 2 1 125 4 3x 2 5 7 5x 1 10 3x 4 5x 2 1 6x 5 2x 13 8 5x 4 3x =(- 5 16 .1 2 5