How do I solve these two math questions?

Question

1. X+1/X-1+X

2. 1+2/X-15/X^2

---------------------- (this is an dividing line)

1+ 4/X - 5/X^2

Your help is appreciated

Answer 1

dont really ve tym 2 work dis 4 u, but i ll help  u with juss 1.. the answer as i calculated is x squared  + 1 divided by x.. tht the answer 4 no 1.. cy aand plz select best ans 4 me.. if anythin i mean any more help write 2 me on  [e-mail]