# Math Help - Simple algebra question

1. ## Simple algebra question

If I have an equation such as y = x(x-1)/(x-1) , is it acceptable to simplify it to y = x ?

2. ## Re: Simple algebra question

Originally Posted by kinhew93
If I have an equation such as y = x(x-1)/(x-1) , is it acceptable to simplify it to y = x ?
as long as you state the restriction that x cannot equal 1 ...

$y = x \, , \, x \ne 1$