SOLUTION: can comeone check this for me please? 21+sqrt{{{63}}}/3 =7+sqrt{{{63}}}

Algebra ->  Radicals -> SOLUTION: can comeone check this for me please? 21+sqrt{{{63}}}/3 =7+sqrt{{{63}}}      Log On


   

Question 79111: can comeone check this for me please?
21+sqrt63/3
=7+sqrt63
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
%2821+%2B+sqrt%2863%29%29+%2F+3
If this is correctly stated,
21%2F3+%2B+sqrt%287%2A9%29%2F3
7+%2B+sqrt%287%29%2Asqrt%289%29%2F3
7+%2B+sqrt%287%29 answer