720+е=365730:501
720+е=730
е=730-720
е=10
Проверка:
(720+10)Х501=365730
(720+е)*501=365730
e=730-720
e=10
(720+10)*501=365730
365730=365730
720+е=365730:501
720+е=730
е=730-720
е=10
Проверка:
(720+10)Х501=365730
(720+е)*501=365730
720+е=365730:501
720+е=730
e=730-720
e=10
(720+10)*501=365730
365730=365730