https://file.aiquickdraw.com/mathbot/file/1725854027277j7e9m9ml.jpg

Let's analyze the expression from the image:

The problem is to simplify the following:

\[
-8 - 9
\]

### Step-by-step Simplification:
1. Start by simplifying the subtraction of a negative number.
   \[
   -8 - 9 = - (8 + 9) = -17
   \]

Therefore, the simplified result is:
\[
-8 - 9 = -17
\]

### Justification:
When you subtract 9 from -8, you are essentially moving 9 steps further in the negative direction from -8, which results in -17.

Let me know if you need any further clarification.

### Related questions:
1. What happens when you subtract a positive number from a negative number?
2. How do you add or subtract two negative numbers?
3. Can subtraction of two numbers result in a positive number?
4. What are the rules for subtracting integers?
5. How does the concept of absolute value help in subtraction?

### Tip:
When dealing with subtraction of integers, it's helpful to think of moving left or right on the number line!

Simplify the following: -8 - 9. Justify your answer.

Learn how to simplify -8 - 9 and understand the concept of subtracting integers. This problem helps students understand negative number operations, using the number line as a guide. Suitable for Grades 6-8.

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