PEMDAS (Parentheses, Exponents, Multiplication, Division Addition, Subtraction)
9x2-1 = 17, strangely enough that's equal to your IQ
do your homework next time :)
i think you are a -17 iq persoln cus you dont know the concept of what a reply is are you dumb or something? I replied to beez, not you so instead of peddling your advice to do your homework, what about you work on yyour own problems? it seems like you have a lot of problems to fix and dont try replying to this amigo, cus i wont listen.