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Ответ

Ответ дан
dyakonovdanilka

Ответ:

Пусть х - S 2-ого зала

Тогда 2х - S 1-ого зала, составим и решим ур-е:

х+2х=468

3х=468

х=468:3

х=156(м кв.) - площадь 2-ого зала

Ответ:156 квад. метр.



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