9(213-2x)=927
1 917-18х=927
18х=1 917-927
18х=990
х=990:18
х=55
1344:(х+26)=32
х+26=1344:32
х+26=42
х=42-26=16
х=16
384:(51-5x)=24
51-5х=384:24
51-5х=16
5х=51-16
5х=35
х=35:5
х=7
9(213-2x)=927
1 917-18х=927
18х=1 917-927
18х=990
х=990:18
х=55
1344:(х+26)=32
х+26=1344:32
х+26=42
х=42-26=16
х=16
384:(51-5x)=24
51-5х=384:24
51-5х=16
5х=51-16
5х=35
х=35:5
х=7