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Ответ

Ответ дан
BogachevaDi
300-х=42•2+50
300-х=134
х=300-134или 134-300
х=166 или -166

Ответ

Ответ дан
sabrina123500
300-x= 42*2+50
300-x=84+50
300-×=134
x=300-134
x=166
Ответ:166

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