248-(у+123)=24; 248-24=у+123; 224=у+123; 224-123=101
а-94=121; а=121+94; а=215
к-372=894; к=894+372; к= 1266
843-м=105; м=843-105=738
638+×=806; х=806-638=168
5808-z=640; 5808-640=z; z=5168
406-(451-m)=341; 406-341=451-m; 65=451-m; m=451-65=386
825-(n+176)=493; 825-493=n+176; 332=n+176; n=332-176=156
19+×=62; x=62-19=43
y-23=78; y=78+23=101
72-z=26; z= 72-26=46
24+(78-m)=36; 78-m=36-24; 78-m=12; m=78-12=66
74-(n-35)=56;n-35=74-56;n-35=18; n=18+35=53
945-(697-z)=349;697-z=945-349; 697-z=596; z=697-596=101
(1295-z)-402=326;1295-z=326+402; 1295-z=728;z=1295-728=567