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Автор - danilsobolev220

Срочно
Выполните действие 3/14х-14у-2/21х-21у=
Это дробь

Ответ

Автор - Jimin21102005

Решение:

3/14х-14у-2/21х-21у=

=9/42х-4/42х-14у-21у=

=5/42х-35у.

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