Предмет: Математика, автор: 123456445

на двух полках 19 книг. На одной полке на 5 книг больше,чем на другой.Сколько книг на каждой полке?

Ответы

Автор ответа: aleksandruklili

0

х+х+5=19
2х=19-5
2х=14
х=14:2
х=7 кн на одной полке

7+5=12кн на другой полке

ответ 7кн, 12кн.

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