6-(1x0)+2/2=
6-0+(2/2)=
6-(0+1)=
(6-1)=
5
Once the multiplication and division parts are done, you are left with 6-0+1. There is no need to put parentheses around the 0+1 because you can solve 6-0+1 in just that order.
Therefore, the answer is 7.
Source:
My own mad Math skills...and a scientific calculator.