Question

Решите уравнение.
4х-3(х-7)=2х+15

Answer 1

4х-3х+21=2х+15
х+21=2х+15
х-2х=15-21
-х=-6
х=6

Answer 2

спасибки))

Answer 3

4х-3(х-7)=2х+15
4x-3x+21=2х+15
x-2x=15-21
- x=- 6
x=6