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1. -10-4x+2=x-3-4x
-10+2+3=-4x+x+4x
-5=x
2. -x=-6-2-2x
-x+2x=6-2
x=4
3. 8x+10-3x-6-x=2x+14-6
8x-3x-x-2x=8-10+6
2x=4
x=2
4. -10x+6x-12=-2x-4-2
-4x+2x=-6+12
-2x=6
-x=6/2
x=-3
5. 5x+6-3x+3=x+17
2x-x=17-9
x=8