zadani 2
2(x+1)=x
-(2x-1)=4
10=4-2x
2x-2=7-x
-3x=2x-10
2x+2=x
2x-x=-2
x=-2
-2x+1=4
-2x=3 /:-2
x=-3/2
10-4=-2x
6=-2x /:-2
x=-3
2x+x=7+2
3x=9 /:3
x=3
-3x-2x=-10
-5x=-10 /:-5
x=2
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2(x+1)=x
2x+2=x
2x-x=-2
x=-2
-(2x-1)=4
-2x+1=4
-2x=3 /:-2
x=-3/2
10=4-2x
10-4=-2x
6=-2x /:-2
x=-3
2x-2=7-x
2x+x=7+2
3x=9 /:3
x=3
-3x=2x-10
-3x-2x=-10
-5x=-10 /:-5
x=2