SOLUTION: how does 3-sqrt(18)-sqrt(18)/3-6 simplify to -3 + 2 sqrt(2)

Algebra ->  Radicals -> SOLUTION: how does 3-sqrt(18)-sqrt(18)/3-6 simplify to -3 + 2 sqrt(2)       Log On


   

Question 754737: how does 3-sqrt(18)-sqrt(18)/3-6 simplify to -3 + 2 sqrt(2)








Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
it doesn't...
%0D%0A+3-sqrt%2818%29-sqrt%2818%29%2F3-6=3-3sqrt%282%29-+sqrt%282%29-6%0D%0A

which simplifies to
-4sqrt%282%29-3%0D%0A