(8c-1)*5=2358c - 1 = 235/58c - 1 = 478c = 48c = 6
(4n+12)/8 = 1364n + 12 = 8 * 1364n + 12 = 10884n = 1076n = 269
(8c-1)*5=235
8c - 1 = 235/5
8c - 1 = 47
8c = 48
c = 6
(4n+12)/8 = 136
4n + 12 = 8 * 136
4n + 12 = 1088
4n = 1076
n = 269