Предмет: Математика, автор: giebryckov2

Упростите выражение 1,8а-1,5а+1,7а и найдите его значение при а=3,12

Ответы

Автор ответа: maks98niko

Ответ:= 2а при а=3,12 => ответ 6,24

Пошаговое объяснение:

Автор ответа: anichka69

Ответ:

Пошаговое объяснение:

1,8•3,12-1,5•3,12+1,7•3,12=6,24

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