решите уровнения плиз. a) (a-15)p16=18 б) (х-41)-21=8 в) (136-х)-16 = 52 г)(558+х)-52=746 д) 419-(у-9)=36 е) 92-(17-b)=89
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х-41-21=8
х=41+21+8
х=70
в) (136-х)-16=52
136-х-16=52
-х=25+16-136
-х=-68
х=68
г) (558+х)-52=746
558-х-52=746
-х=746+52-558
-х=240
х=-240
д) 419-(у-9)=36
419-у+9=36
-у=36-9-419
-у= -392
у=392
е) 92-(17-в)=89
92-17+в=89
в=89+17-92
в=14