Предмет: Математика, автор: daniargylymbek

Упрости выражение 30 a +20 a минус 10 a

daniargylymbek: Срочно!!!

Ответы

Автор ответа: antipenkovartem1997

0

Ответ:

30а + 20а - 10а = 50а - 10а = 40а

Автор ответа: Аноним

0

Ответ:

30а+20а=50а-10а=40а

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