The problem in the image asks you to perform the operation:

$-9 + (-2)$

When adding two negative numbers, you add their absolute values and keep the negative sign.

$-9 + (-2) = -(9 + 2) = -11$

So, the correct answer is -11.

Would you like further clarification on this?

Here are five related questions you might find helpful:

1. What is the rule for adding two negative numbers?
2. How do you subtract a negative number from another negative number?
3. What happens when you add a negative number to a positive number?
4. Can you explain the difference between absolute value and signed numbers?
5. How do you multiply or divide two negative numbers?

Tip: When adding or subtracting negative numbers, think of negative values as debts. Adding more negative numbers increases the debt, while subtracting negative numbers removes part of the debt.