SOLUTION: I am looking for a non-profit tutor. I am having problems understanding the process of solving this problem. The question is the squareroot of (x+2) minus x equals 0. I am solving

Question 179309: I am looking for a non-profit tutor. I am having problems understanding the process of solving this problem. The question is the squareroot of (x+2) minus x equals 0. I am solving for x. Can someone please explain. I keep coming up with 0 and I am not sure.

Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!

:
added x to both sides
:
squared both sides
:
put all terms on 1 side
:
factored
:
x=2 and x=-1
:
check for extraneous roots
:
-1 is and extraneous root so we throw it out(it does not make the statement true
:

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