Verified answer

а) |2 - x| = 3

2-х=3

2-х=-3

х=-1

х=5

б)|3 - 2x| = 1

3-2х=1

3-2х=-1

х=1

х=2

с)|4 + 0,5x| = 2

4+0,5х=2

4+0,5х=-2

х=-4

х=-12

д)|5 + 2x| = 7

5+2х=7

5+2х=-7

х=1

х=-6