Между городами А и Б расстояние равно 110 км. Два автомобиля, выехав одновременно из этих

Между городами А и Б расстояние равно 110 км. Два автомобиля, выехав одновременно из этих городов навстречу друг другу, встречаются через 2 часа. Известно, что скорость автомобиля выехавшего из Б на 5 км/ч меньше скорости другого автомобиля. Найдите скорости автомобилей и время, через которое один догонит другого, если автомобили будут ехать из А и Б в одном направлении
- Предмет:
  Математика
- Автор:
  guido
- 5 лет назад

Ответы 1

V1-x2 (x-5)+2x=1102x-10+2x=1104x=110+104x=120:4x=30 (км/ч)-V 130-5=25 (км/ч)-V 2110:(30-25)=22(ч)
- Автор:
  taraparrish
- 5 лет назад
- 0
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