### Home > ACC6 > Chapter 3 Unit 3 > Lesson CC1: 3.1.6 > Problem3-87

3-87.

If you walk forward $5$ feet and then walk backward $5$ feet, you will end up exactly where you started. For each of the actions below, describe an action that will get you back where you started.

1. Walk up $10$ steps.

Walking down steps is the opposite of walking up steps.

2. Earn $8$ dollars.

To undo earning money, you need to spend money.

3. It gets $5$ degrees warmer.

It gets $5$ degrees colder.

4. Lose $6$ dollars.

If you lose money, you need to find or earn the same amount to get back where you started.

5. Travel south $3$ kilometers.

Travel north $3$ kilometers.

6. Run backward $9$ steps.

Run forward $9$ steps.