Предмет: Математика, автор: Allex

В булочную привезли хлеб трех видов одинакового колличества когда продали по 30 батонов каждого вида осталось столько батонов сколько привезли одного вида

Ответы

Автор ответа: dtnth
0

пусть в булочную привезли по х батонов каждого вида, тогда всег ов булочную привезли 3х батонов, когд продали 30батонов каждого вида осталось 3х-3*30=3х-90 батонов. По условию задачи составляем уравнение

3х-90=х

3х-х=90

2х=90

х=90:2

х=45

3х=45*3=135

ответ: по 45 батонов каждого вида привезли в булочную,

всего в булочную привезли 135 батонов

осталось 45 батонов

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