Hello I am Andy and I am studying for a final tomorrow, I am having trouble on the following question:

√(x+7)+√(x)=3
Not looking for the answer, but the process rather, steps etc thank you very much!

Question

Hello I am Andy and I am studying for a final tomorrow, I am having trouble on the following question:

√(x+7)+√(x)=3 
Not looking for the answer, but the process rather, steps etc thank you very much!

anonymous · Answer

just square both sides and solve for x

anonymous · Answer

anonymous · Answer

hmm any ideas?

anonymous · Answer

Think of it like this in terms of exponentiation:
(x+7)^(1/2)+x^(1/2) = 3

anonymous · Answer

im still confused, can someone please show the steps? would i square both sides or what