 MiLLkYWaY1 
                                                11.09.2020 00:55
                                                
                                                MiLLkYWaY1 
                                                11.09.2020 00:55
                                             vipdana228 
                                                09.09.2020 23:53
                                                
                                                vipdana228 
                                                09.09.2020 23:53
                                             husravh323 
                                                10.09.2020 00:06
                                                
                                                husravh323 
                                                10.09.2020 00:06
                                             chuvataeva 
                                                09.09.2020 23:17
                                                
                                                chuvataeva 
                                                09.09.2020 23:17
                                             znaika757 
                                                10.09.2020 00:19
                                                
                                                znaika757 
                                                10.09.2020 00:19
                                             xawodilal 
                                                10.09.2020 00:06
                                                
                                                xawodilal 
                                                10.09.2020 00:06
                                             nastya2631 
                                                10.09.2020 00:16
                                                
                                                nastya2631 
                                                10.09.2020 00:16
                                             varich83 
                                                11.09.2020 00:24
                                                
                                                varich83 
                                                11.09.2020 00:24
                                            
19/4×8/57=х/12
19/1×2/57=х/12
38/57=х/12
х=(12×38):57
х=8