1. х+1-2(3-х)-х-4
2. х+2-4(1-х)-(4-1)х-1
3. 4(х+2)-5(1-х)-х-2
4. 5(х+4)-3(2-х)-(3+5)х-3
5. 5(х+1)-4(1-х)-х-4
6. 4(х+2)-(2-х)-х-4
7. 4(х+3)-(2-х)-(1+4)х-5
8. 3(х+3)-(4-х)-х-4
9. 2(х+2)-5(3-х)-(5+2)х-3
10. 4(х+5)-3(5-х)-(3+4)х-3

1.x+1-6+2x-x-4=2x-93.4x+8-5+5x-x-2=8x+12.x+2-4+4x-4x+x-1=2x-34.5x+20-6+3x-3x-5x-3=115.5x+5-4+4x-x-4=8x-36.4x+8-2+x-x-4=2x+27.4x+12-2+x-x-4x-5=58.3x+9-4+x-x-4=3x+19.2x+4-15+5x-5x-2x-3=-1410.4x+20-15+3x-3x-4x-3=2