Perform the indicated operation. √75 + √12

The answer is 7√3 and I'll tell you why

So the first step is to break down these big numbers to find a commen number like this:

√75 = 5√3

√12 = 2√3

Next you will just simply add the similar elements together:

5√3 + 2√3

5+2 = 7

and so 7√3 is the correct answer