SOLUTION: Could someone please show me how to Perform the indicated operation: -21 - (-9)/-21 -(-21) I believe that I add numerator 21 and 9 then add the denominator which would be 21+21

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: Could someone please show me how to Perform the indicated operation: -21 - (-9)/-21 -(-21) I believe that I add numerator 21 and 9 then add the denominator which would be 21+21       Log On


   

Question 407991: Could someone please show me how to Perform the indicated operation: -21 - (-9)/-21 -(-21)
I believe that I add numerator 21 and 9 then add the denominator which would be 21+21
but I am not sure.
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

%28-21+-%28-9%29%29%2F%28-21+-%28-21%29%29...

%28-21+%2B9%29%2F%28-21+%2B+21%29

%28-12+%29%2F0.........division by zero doesn't work...it doesn't make sense