[(j-25)x64-12]:4:5=25
[(j-25)x64-12]:4=25x5
[(j-25)x64-12]:4=125
(j-25)x64-12=125x4
(j-25)x64-12=500
(j-25)x64=500-12
(j-25)x64=488
j-25=488:64
j-25=7,625
j=7,625+25
j=32,625
Asa da cu virgula^^