Предмет: Математика, автор: delictor

Ответьтееее плииииииз,я бы сам решил мало времени.На тренировку надо

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Автор ответа: davidshershnev

x=350, но я советую решать не так как на картинке, так куда сложнее. Просто 150 делишь на 3 получаешь 50-1 кусочек и умножаешь на 7 и тоже получаешь 350.

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