x-230=160+40 решите пожалуйста - №27220573

x-230=160+40 решите пожалуйста
- Предмет:
  Математика
- Автор:
  tran
- 6 лет назад

Ответы 2

х-230=160+40х=160+40+230х=430Ответ:430
- Автор:
  matthew337
- 6 лет назад
- 0
1) Переносим все известное в одну сторонух=230+160+402)Приводим подобные:х=430Ответ: 430
- Автор:
  camden395
- 6 лет назад
- 0
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Идёт ли степень окисления кислотного остатка в индекс металла в соединении соли?
Ну или короче:
Ba+SO4=Ba(SO4)2?
Или
Ba+SO4=Ba2(SO4)2?
Меня просто на каникулах что-то переклинило,спасайте))
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m(Fe)=5.6г
m(FeO)=?
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