Предмет: Математика, автор: nikkuchin09

20 : (33-4х)+47=51 найти х
помогите пожалуйста

Ответы

Автор ответа: sadiqovafirengiz2

0

Ответ:

20:(33-4x)=51-47

33-4x=20:4

33-4x=5

4x=33-5

4x=28

x=28:4

x=7

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