Question

Help solving this?

Answer 1

What do you get if you square both sides?

Answer 2

Never mind I solved it but thanks anyways! :)

Answer 3

What did you get for an answer?

Answer 4

8+ sq rt 15

Answer 5

Oops. Might want to try that one again.

Answer 6

Here's a hint: it's another problem where you need to test your answers to make sure they all work. I'm a firm believer in checking solutions as a matter of routine, but in this case it is especially important!