Предмет: Математика, автор: Каютам

Решите!!!!!!!!! Пожалуйста!!!!!!! #312

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Автор ответа: pyffik

пусть во 2 пачке х тетр., тогда в 1 пачке - 4х , всео 270 тетрадей.

составляем уравнение :

х + 4х =270

5х =270

х =270 :5

х =54 (тет)- во 2 пачке

4 * 54 =216 ( тет ) - в 1 пачке

Ответ : в 1 пачке 216 тетр, во 2 пачке 54 тетради.

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