Предмет: Математика, автор: karen2281

за 6ч автомобиль проехал некоторое расстояние. То же расстояние он мог бы проехать за 5 ч ' если бы увеличил свою скорость на 10км'ч .Какое расстояние проехал автомобиль

Ответы

Автор ответа: arustamyan1980

0

x*6=(x+10)*5
6x=5x+50
6x-5x=50
x=50 икс начальная скорость авто/м
50*6=300 km
(50+10)*6=300 km

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