Предмет: Алгебра, автор: Katty1682

Очень срочно!!! Хотя бы просто составьте уравнение
Два автомобиля одновременно отправляются в 840-километровый пробег. Первый едет со скоростью, на 4 км/ч большей, чем второй, и прибывает к финишу на 1 ч раньше второго. Найдите скорость первого автомобиля.

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Автор ответа: yaldml

Дискриминант равен 13456

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