Х : 9 = 4056
х = 4056 * 9
х = 36504
--------------------------
36504 : 9 = 4056
4056 = 4056
8 * х = 24016
х = 24016 : 8
х = 3002
-----------------------------
8 * 3002 = 24016
24016 = 24016
351900 : х = 5
х = 351900 : 5
х = 70380
----------------------------------
351900 : 70380 = 5
5 = 5