The answer to the problem is 15.
First, you must set up the equation.
[tex](\frac{-56}{-7})--7[/tex]
Then, you must eliminate double negatives.
[tex](\frac{-56}{-7})+7[/tex]
Next, divide -56 by -7.
[tex]8+7[/tex]
Finally, add like terms.
[tex]15[/tex]