5 1 (5m−25n)−2(3m 6n) July 8, 2019 16 32 64 128 1 5 5m 25n )- 2 3m 6n 5 1 (5m−25n)−2(3m+6n) Dfrac 1 5 (5m − 25n) − 2(3m + 6n) 5 1 (5m−25n)−2(3m+6n)