Предмет: Математика, автор: annagrigorevaway

решите уравнение.
10-((2х+1)-х)=3х

Ответы

Автор ответа: fiofionina

0

Решение:
10- ((2х+1)-х)=3х
10-2х-1+х=3х
-2х+х-3х=-10+1
-4х=-9
х=-9/-4=9/4=2 целых 1/4

Ответ: 2 целых 1/4

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