5*(2.2kΩ + 330kΩ)/2.2kΩ * 22kΩ/(22kΩ + 22kΩ) - 2.5 *330kΩ/2.2kΩ

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.