g = gaini
r = rate
c = curci
g + r + c = 802
r = g:2, g = 2 x r
c = g:4 -17, c + 17 = g : 4, c = g : 4 -17
r |___|___|
g |___|___|___|___|
c |_|17|
802 + 17 = 819
819 : 7 = 117
117 x 2 = 234 rate
234 x 2 = 468 gaini
117 - 17 = 100 curci
v: 234 +468+100=702+100=802