Shortcut

[gilded hinge]

Is there a shortcut to this problem?

[gloomy acorn]

1. Ask your question and show the work you've done so far. If you've posted a screenshot of a question, specify which part you need help with.
2. Wait patiently for a helper to come along.
3. Once someone helps you, say thank you and close the thread with:

   +close
   

4. Feel free to nominate the person for helper of the week in #helper-nominations
5. Do not ping the mods, unless someone is breaking the rules.
6. If you're happy with the help you got here, and the server overall, you can contribute financially as well:

[fast brook]

yes

you need to simplify it a lot

like at least log(e^x) in LHS should be ringing the bells