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2x+3=x-5
x=-8
2)
-x-2=x-9
-2x=-7
x=3,5
3)
3x+4=-2x-1
5x=-5
x=-1
4)
-4x+3=-x-6
-3x=-9
x=3
5)
2(x-1)=8
2x-2=8
2x=10
x=5
6)
-3(x+2)=9
-3x-6=9
-3x=15
x=-5
7)
3(x+1)+2=-4
3x+3+2=-4
3x=-9
x=-3
8)
-2(x-2)-7=-5
-2x+4-7=-5
-2x=-2
x=1 to by bylo na tyle
2x+3=x-5
x=-8
2)
-x-2=x-9
-2x=-7
x=3,5
3)
3x+4=-2x-1
5x=-5
x=-1
4)
-4x+3=-x-6
-3x=-9
x=3
5)
2(x-1)=8
2x-2=8
2x=10
x=5
6)
-3(x+2)=9
-3x-6=9
-3x=15
x=-5
7)
3(x+1)+2=-4
3x+3+2=-4
3x=-9
x=-3
8)
-2(x-2)-7=-5
-2x+4-7=-5
-2x=-2
x=1