How do I put air in my bike tires?

To put air in your bike tires, follow these steps:

1. Locate the valve on the tire.
2. Remove the valve cap.
3. Attach the air pump nozzle to the valve.
4. Pump air into the tire until it reaches the recommended pressure level.
5. Check the pressure with a gauge and adjust if needed.
6. Put the valve cap back on.