Предмет: Математика, автор: muhangalievaamira

2:c=5:7 пж помогите

Ответы

Автор ответа: 99tasha

1

5с=7*2

5с=14

с=14:5

с=2 4/5

muhangalievaamira: спасибо большое

Автор ответа: gionak07

1

Ответ:

с=2,8

Пошаговое объяснение:

2:с=5:7

5с=2*7

5с=14

с=14:5

с=2,8

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