Предмет: Математика, автор: Аноним

Прошу помогите
Дам 10 балов

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Ответы

Автор ответа: samoniko2009

0

Ответ:

так ты же даёшь 5 балов :/

Автор ответа: svetlanavarga100

0

x=7,5:1,5

x=5

________

7,5:(10-5)=1,5

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