Предмет: Математика, автор: олеся392

от 2 пристаней Одновременно навстречу друг другу отплыли катер и теплоход скорость теплохода 18 километров час А катера 16 километров час через сколько часов они встретятся если расстояние между пристанями 136 километров

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Автор ответа: steelborn

0

18х+16х=136км
34х=136
х=4часа

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