Автор - XaberchannelXaber

Решите уравнения.

а) 4х - 2 = 2х + 6
б) 2х - 2 = 6 + 4х
в) 2х + 6 = 4х - 2
г) -4х - 4 = 2х + 8

Ответ

Автор - moneymoneymon
1)4х-2=2х+6
4х-2х=6+2
2х=8
Х=4
2) 2х - 2 = 6 + 4х
2х-4х=6+2
-2х=8
Х=-4
3)2х + 6 = 4х - 2
2x-4x=-2-6
-2x=-8
X=4
4)-4х - 4 = 2х + 8
-4x-2x=8+4
-6x=12
X=-2

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