1) -5x-1=0 2) 5x-9=3 3) 2x-7=6 4) 4x+10=-10 5) 2x-10=-3 6)

1) - 5x - 1 = 0.

- 5x = 1. 

Разделим на - 5.

х = - 1 / 5 = - 0,2.

2) 5x - 9 = 3.

5х = 9 + 3.

5х = 12.

х = 12 / 5 = 2,4.

3)  2x - 7 = 6

2х = 6 + 7.

2х = 13.

х = 13 / 2 = 6,5

4) 4x + 10 = - 10

4х = - 20.

х = - 5.

5) 2x - 10 = - 3.

2х = 7.

х = 7 / 2 = 3,5.

6) 2x + 6 = 8.

2х = 2.

х = 1.

7) - 2x - 3 = 1.

- 2х = 4.

х = - 2.

8) - 5x - 9 = -6. 

- 5х = 3.

х = - 3 / 5 = - 0,6.

9) - 4x + 4 = - 6.

- 4х = - 10.

х = 5 / 2 = 2,5.

10)  - 5x - 1 = 4 

- 5х = 5.

х = -1.

11) - 4x + 8 = -7.

- 4х = - 15.

х = 15 / 4 = 3,75.

12) 10x + 1 = 6x.

4х +1 = 0.

4х = - 1.

х = - 1 / 4 = - 0,25.

13) 9x + 6 = 10x.

- х + 6 = 0.

- х = - 6.

х = 6.