25 3 5 10 July 8, 2019 16 32 64 128 3 25 x 10 5 25 x 3 5 x 10 0 25 4f 3 )= 5 10f 9 25 t 4 5 3 10 t 8 3 5 10z 25 )+ 7 ≤ 50 25 a 4 5 3 10 a 8 X2 10x 25 3 5 x − 3 5 10h 25 )+ 15 24 3 5 15x 25 )= 10 x 25 5 10s )= 3223s 4 3 25 1 2 divided by 5 3 10 3 25 add 3 50 add 5 100