Start by reasoning on the Domain and Range.

Domain doesn't help much.

Range?

has the same sign as x.

This restricts your solutions to .

After that:

Only for . How about the other piece?

That big piece restricts nothing, being always greater than zero (0).

The only piece of any remaining significance is (x - 1).

This is a great problem to see if you were paying attention in class. Were you?