Решите уравнения: Пожалуйста!
1) 213*(х-89) =9585
2)(х+51)*309=16686
3) 4848:(60-х)=101
4) 9435:(77-х)=555

213*(Х-89)=9585                   Х-89=9585:213                       Х-89=45                                  Х=45+89                                Х=134    4848:(60-х)=10160-х=4848:10160-х=48х=60-48х=12                                 (Х+51)*309=16686                 Х+51=16686:309                     Х+51=54                                Х=54-51                                 Х=3       9435:(77-х)=55577-х=9435:55577-х=17х=77-17х=60