(х+9,18):9+102,52=250,93
(х+9,18):9=250,93-102,52, (х+9,18):9=148,41, х+9,18=148,41·9, х+9,18=1335,69, х=1335,69-9,18, х=1326,51.
(x+9.18):9=250.93-102.52 x+9.18=148.41:9 x=-16.49-9.18 x=7.31