Предмет: Математика, автор: CrustyOldBear

Помогите
111,11 : (20,45 - 2,6х) = 54,2
помогите​

Ответы

Автор ответа: goroshina85
1

Ответ:

Пошаговое объяснение:

111,11 : (20,45 - 2,6х) = 54,2

20,45 - 2,6х = 111,11 : 54,2

20,45 - 2,6х = 2,05

2,6х = 20,45 - 2,05

2,6х = 18,4

х = 18,4 : 2,6

х = 7\frac{1}{13}

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