Question

Помогите пж
|2х - 1| + 7 = 10

Answer 1

|2х - 1| + 7 = 10

|2х - 1| = 10 - 7

|2х - 1| = 3

1) 2х - 1 = 3

2х = 3 + 1

2х = 4

х = 4 ÷ 2

х = 2

2) 2х - 1 = - 3

2х = - 3 + 1

2х = - 2

х = - 2 ÷ 2

х = - 1