Question

v

Answer 1

Wrote that wrong in the original question..the picture is correct though.

Answer 2

sqrt{2x + 6} - sqrt{x - 1} = 2 add sqrt{x - 1} both sides
sqrt{2x + 6} = 2+ sqrt{x - 1} square both sides
2x+6 = 4 +x-1
x=?

it checks so it is not extraneous

Answer 3

Thanks a lot!
So what is x? @zpupster

Answer 4

5?

Answer 5

@zpupster

Answer 6

you are welcome!

Answer 7

sorry yes 5 is right

Answer 8

Ahh alright thanks!

Answer 9

close this