Предмет: Биология, автор: Зара2005Котик

1. (3,7-8,6)(-3,1)-5,09
2. (- 1 5/9 2 1/7)1 1/7
3. (0.7-11/30)(-1 2/7)+0,25-11/24):2 11/12
4. 17/21х+9/14=5/21

Ответы

Автор ответа: alexmonaxov0

0

1. 10,1
2. −0,7
3. −0,58
ну а четвертое ты сам написал ответ

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