Решение и ответ
1. 3(х+4)-(3-х)-х-4

2. х+4-5(2-х)-(5+1)х-5

3. 4(х+4)-4(3-х)-х-5

4. х+2-4(5-х)-(4+1)х-2

5. 2(х+4)-(1-х)-(1+2)х-2

6. х+2-(5-х)-х-1

7. 4(х+2)-(1-х)-(1+4)х-5

8. 4(х+2)-4(4-х)-х-2

9. 3(х+1)-4(5-х)-(4+3)х-2

10. 3(х+3)-5(2-х)-х-4