решы уравнение 15y+25y=120 - №15317712

решы уравнение

15y+25y=120
- Предмет:
  Математика
- Автор:
  nickvelez
- 6 лет назад

Ответы 2

y*(15+25)=12040y=120120:40=3y=3
- Автор:
  harrymarks
- 6 лет назад
- 0
40y=120y=120/40y=3Ответ: y=3
- Автор:
  ellismichael
- 6 лет назад
- 0
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В скобках поменять слова так, что бы это было будущее время)
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