Предмет: Алгебра, автор: gobcharenkosergey

Знайдить два будь-яки розвязки ривняння
а) 2х+у=7
б) 2х-3z=10
в) 4m+5n=21

Ответы

Автор ответа: ERIEKEK

1

а)у= 5

б) ...

в) 18мн , правильно ? Я точно не знаю , предупреждаю !

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