Как решать (x+9,18): 9+102,52=250,93 (x-25,92): 7+11,205=306,7

(х+9,18)/9+102,52=250,93                (х-25,92)/7+11,205=306,7 
(х+9,18)/9=250,93-102,52                 (х-25,92)/7=306,7-11,205  
(х+9,18)/9=148,41                            (х-25,92)/7=295,495          
х+9,18=148,41*9                              (х-25,92)=295,495*7      
х+9,18=1335,69                                х-25,92=2068,465
х=1335,69-9,18                                 х=2068,465+25,92 
х=1326,51                                        х=2094,385