Предмет: Математика, автор: eshyonet

164. Реши задачу. Вычисли и запиши ответ.
Покупатель в магазине истратил денег в 4 раза
больше, чем на рынке. Сколько всего денег истратил
Покупатель,
магазине
истратил
1563 руб. больше, чем на рынке?

Ответы

Автор ответа: Аноним

Ответ:

$4x - x = 1563 \\ 3x = 1563 \\ x = 1563 \div 3 \\ x = 521$

на рынке 521

521×4=2084

2084+521=2605

покупатель истратил всего 2605 рубл

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