Question

|2+x|=4
|4+x|=12
|4x+1|=3
|2x-4|=3

Answer 1

|2+x|=4

2+х=4

2+х=-4

х=2

х=-6

|4+x|=12

4+х=12

4+х=-12

х=8

х=-16

|4x+1|=3

4х+1=3

4х+1=-3

х=1/2

х=-1

|2x-4|=3

2х-4=3

2х-4=-3

х=7/2

х=1/2