Как решить систему уравнений 3x-y=3 3x-2y=0 - №20639166

Как решить систему уравнений 3x-y=3 3x-2y=0
- Предмет:
  Алгебра
- Автор:
  bowman
- 5 лет назад

Ответы 1

3х - y = 3 3x - 2y = 0 ••••- 3x + y = - 3 - 3x + 3x + y - 2y = - 3 + 0 - y = - 3 y = 3 3x - 2•3 = 0 3x = 6 X = 2 Ответ ( 2 ; 3 )
- Автор:
  amiahqvqk
- 5 лет назад
- 0
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