Решить уравнения: 213х(Х-89)= 9585 ,    4848:(60-Х) =101,  (Х+51)х309=16686, 9435:(77-Х)=555

213*(Х-89)=9585                     4848:(60-Х)=101   Х-89=9585:213                        60-Х=4848:101 Х-89=45                                  60-Х=48 Х=45+89                                 Х=60-48 Х=134                                     Х=12 (Х+51)*309=16686                  9435:(77-Х)=555 Х+51=16686:309                     77-Х=9435:555 Х+51=54                                 77-Х=17  Х=54-51                                  Х=77-17 Х=3                                         Х=60