Help. How do I do this

Question

Solve: 

Give your answer as an interval.

Answer 1

x-1>2

x>3

or

-(x-1)>2

-x+1>2

-x >1

x<-1

x>3 or x<-1

(-infinity,-1) or (3,infinity)

x can be any real value except in the interval [-1,3]