Автомобиль ехал 2 часа со скоростью 80 км/ч затем 3 часа стоял а потом ехал еще 1 час со скоростью 60 км/ч
Постройте график зависимости пройденного пути от времени

i often use the internet. and i think that it has few shortcomings, but they are. first, there may be inaccurate information. only such i see lack of. and i'm sure there are good sides. first, you can communicate at a distance. second, you can search for material to a specific subject. the internet is a good.