Question

4. ((x-5)/(x^2-3x-10)) times ((x+2)/(x^2+x-12))

5. ((5)/(3y+2)) - ((4)/(9y^2-4))

6. (3x-6)/(x-2)

7. (y^2+2y-8)/(y^2+7y+12)

8. ((x+2)/(2) - ((x+1)/(3x))

9. (3/2)-(1/x+5)=(-2/2x+10)

10. (2/x)+(x/x+1)+(x+1/3x)

11. (3x/4)-(1/4)=5

12. (4z^2+16z+15)/(2z^2-z-15)

13. ((24y^5)/(15x^8)) divided by ((8y^2)/(4x^4))

14. ((3)/(x+3))=((2)/(x-2))

15. (5/x^2-3x+2)+(1/x-2)=(1/3x-3)

16. (x^2-16)/(x+4)

17. (x/4)+(4/3) divided by (x/3)-(y/4)

18. ((1)/(10xy)) times ((5x^2)/(7y))

19. (3x^2/x^2-1) over (9x/x^2+2x+1)

20. (y^2/x)/(y^5/x^2)