To solve the expression $-2 - 7$, consider it in terms of movement on the number line:

• You start at $-2$.
• The subtraction of 7 means you move 7 units to the left on the number line.

So, the correct interpretation is:

(Choice A) Start at $-2$ on the number line and move 7 to the left.

Would you like more details on this explanation, or do you have any other questions?

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Here are 8 related questions:

1. What is the result of $-2 - 7$ on the number line?
2. How would you interpret $-2 + 7$ on the number line?
3. What is the difference between moving left and right on the number line in terms of addition and subtraction?
4. If you start at $-5$ and move 3 units to the right, where do you end up?
5. How does the number line help in understanding integer operations?
6. How do