Предмет: Математика, автор: Tanir05

546. Решите уравнение: (y +5\7)*1\3=​

Приложения:

Ответы

Автор ответа: anvarbihajitova
2

Ответ:

удачи с решением................ ❤

Приложения:

Tanir05: спасибо
anvarbihajitova: ага
anvarbihajitova: ❤..
Автор ответа: dobra888
2

Відповідь:     y = 6 13/21 .  

Покрокове пояснення:

    546 .   1 )  ( y + 5/7 ) *1/3 = 2 4/9 ;

                       y + 5/7 = 2 4/9 : 1/3 ;      2 4/9 : 1/3 = 22/9 * 3 = 7 1/3 ;  

                       y + 5/7 = 7 1/3 ;

                       y = 7 1/3 - 5/7 ;        7 1/3 - 5/7 = 6 28/21 - 15/21 = 6 13/21 .  

                      y = 6 13/21 .

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