Предмет: Математика, автор: davetisyan

В двух мотках было одинаковое количество провода. Когда от первого мотка отрезали 36м а от второго 16м то в первом осталось провода в 2 раза меньше, чем во втором. Сколько метров провода было в каждом мотке сначала?

Ответы

Автор ответа: доминатор

х - было провода в каждом мотке 2*(х-36)=х-16 2х-72=х-16 2х-х=72-16 х=56 - метров провода было в каждом мотке сначала

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