Помогите пожалуйста,срочно!!Упростите выражение 3х (х-1) - 4+3х и найдите его значение - №3506079

Помогите пожалуйста,срочно!!
Упростите выражение 3х (х-1) - 4+3х и найдите его значение при х=1.
Заранее спасибо)
- Предмет:
  Алгебра
- Автор:
  parker36
- 6 лет назад

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