Предмет: Математика, автор: Аноним

6297-(у-1923)=0. 87-(х+33)=28 помоги пожалуйста

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Автор ответа: 614283

6297-(у-1923)=0

6297-у+1923=0

у=8220

87-(х+33)=28

87-х-33=28

-х=28+33-87

-х=-26

х=26

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