!!!Среднее арифметическое 6 чисел равно 5,8.После того как к этому числу добавили некоторое - №15898681

!!!Среднее арифметическое 6 чисел равно 5,8.После того как к этому числу добавили некоторое число, то среднее арифметическое нового набора стало 6,1. Найдите это число. Помогите пжт!!!))))
- Предмет:
  Алгебра
- Автор:
  tysongtir
- 6 лет назад

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