403-(634-а)=366
(634-а)=403-366
604-а=37
а=604-37
а=567
604-(581-b)=292
(581-b)=637-292
581-b=342
b=581-342
b=239
987-(х+364)=519
(х+364)=987-519
х+364=468
х=468-364
х=104
3128 - (m + 425) = 1509
m + 425 = 3128 - 1509
m + 425 = 1619
m = 1619 - 425
m = 1194
403-(634-а)=366
(634-а)=403-366
604-а=37
а=604-37
а=567
604-(581-b)=292
(581-b)=637-292
581-b=342
b=581-342
b=239
987-(х+364)=519
(х+364)=987-519
х+364=468
х=468-364
х=104
3128 - (m + 425) = 1509
m + 425 = 3128 - 1509
m + 425 = 1619
m = 1619 - 425
m = 1194