5-2х+2=4-х
7-2х=4-х
-2х+7=4-х
-2х+7=-х+4
-2х+7-7=-х+4-7
-2х=-х-3
-2х+х =-х-3+х
-х=-3
х=3
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
5-2х+2=4-х
7-2х=4-х
-2х+7=4-х
-2х+7=-х+4
-2х+7-7=-х+4-7
-2х=-х-3
-2х+х =-х-3+х
-х=-3
х=3