На строительстве дома заняты бригада монтажников и бригада от дел учеников всего 72 человека

На строительстве дома заняты бригада монтажников и бригада от дел учеников всего 72 человека сколько человек в каждой бригаде если отделочников пять раз больше чем монтажников
- Предмет:
  Математика
- Автор:
  stacynbdr
- 5 лет назад

Ответы 2

Монтажники-хОтделочники-5хх+5х=726х=72х=72:6х=12 (чел.) монтажники12 × 5=60 (чел.) отделочники
- Автор:
  solomonhkgu
- 5 лет назад
- 0
монтажников - ? (x)отделочников - ? в 5 раз больше (5x)всего 72 человека1) $x + 5x = 72 \\6x = 72 \\ \times = 72 \div 6 \\ x = 12$ (монтажников)2) $12 \times 5 = 60$ (отделочников)
- Автор:
  mckenziemcdowell
- 5 лет назад
- 0
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