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-2x+5=7
3x-1=7
2x+5=7
6x+4=x+6
5x-7=8
-6x=1/2x+8 1/4
1/2x-3/4=1 3/4
0,3x-0,4x=0,1x
0,3-4,4x=0,8-0,3x
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1. -2x+ 5 = 7
-2x = 7- 5
-2x = 2 | : (-2)
x = -1
2. 3x-1=7
3x= 7+1
3x=8 | :3
x=2,66
3.2x+5=7
2x= 7-5
2x=2 |;2
x = 1
4. 6x+4 = x+6
6x-x = 6-4
5x= 2 | : 5
x = 0,4
5. 5x-7=8
5x= 8+7
5x= 15 | : 5
x= 3
-2x+5=7
-2x=7-5
-2x=2/:-2
x=-1
3x-1=7
3x=7+1
3x=8/3
x=2,7
2x+5=7
2x=7-5
2x=2/2
x=1
6x+4=x+6
6x-x=6-4
5x=2/5
x=0,4
5x-7=8
5x=8+7
5x=15/5
x=3
-6x=1/2x+8 1/4
-6x-0,5x=8+0,25
-5,5x=8,25/-5,5
x=-1,5
1/2x-3/4=1 3/4
0,5x=1+0,75+0,75
0,5x=2,5/0,5
x=5
0,3x-0,4x=0,1x
0,3-4,4x=0,8-0,3x
-4,4x+0,3x=0,8-0,3
-4,1x=0,5/-4,1
x=-0,122