Final answer:
To divide -91 by -13: Divide the absolute values, the quotient is 7 with a positive sign.
Step-by-step explanation:
To divide -91 by -13, divide the absolute values of the numbers and then determine the sign of the quotient.
The absolute value of -91 is 91, and the absolute value of -13 is 13.
Dividing 91 by 13 gives a quotient of 7.
Since both numbers are negative, the quotient will be positive.
Therefore, the answer is 7.
Learn more about Dividing negative numbers