Can someone please explain why the answer is one?

x+2=square root(x+8) if squared on both sides and then solved as a polynomial equation gives 2 roots, 1 and -4

Am I doing something wrong?

Can someone please explain why the answer is one?

x+2=square root(x+8) if squared on both sides and then solved as a polynomial equation gives 2 roots, 1 and -4

Am I doing something wrong?

A post was merged into an existing topic: Problem Solving- Algebra