8 х-2=6 (1+х) - 1

4 х-2=4 (2-х) + 2

7 х-2=3 (1-х) + 5

5-3 (4+х) = 8 х+4

1) 8 х-2=6 (1+х) - 1

8x-2=6x+5

2x-2=5

2x=7

x=7/2

2) 4 х-2=4 (2-х) + 2

4x-2=-4x+10

8x-2=10

8x=12

x=3/2=1 1/2

3) 7 х-2=3 (1-х) + 5

7x-2=-3x+8

10x-2=8

10x=10

x=1

4) 5-3 (4+х) = 8 х+4

-7-3x=8x+4

-7-11x=4

-11x=11

x=-1

1. 8x-2=6 (1+x) - 1

8x-2=6+6x-1

2x=7

x=3.5

2. 4x-2=4 (2-x) + 2

4x-2=8-4x+2

8x=12

x=1.5

3. 7x-2=3 (1-x) + 5

7x-2=3-3x+5

10x=10

*=1

4. 5-3 (4+x) = 8x+4

5-12-3x=8x+4

-11x=11

x=-1