Предмет: Математика, автор: fedishenkosasha2288

Допоможіть пжпж 5. Розв’яжіть рівняння
а)
3/7х=9

Ответы

Автор ответа: kaktys2l

1

Відповідь:

Покрокове пояснення:

Приложения:

Автор ответа: iramazurk

0

Ответ:

21

Пошаговое объяснение:

3/7х = 9

х = 9 : 3/7

х = 9 * 7/3

х = 3 * 7/1

х = 21/1

х = 21

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