Solve for x. what is the root? 3*sqrt(x) + 1 = 7 if there is no root, choose none. 4 7 7 1/9 none

Hi there!


Let's solve this equation step by step! In order to find the solution, we must get our x isolated.

First subtract 1.


Now divide both sides by 3.


And finally square both sides.


Check solution


This makes the original eqiation true.
Hence, our answer is x = 4.

~ Hope this helps you!