Solve for x

Alright clearly this guy is MIA.

Can someone solve this though? I am curious to see how it is done.
 
Alright clearly this guy is MIA.

Can someone solve this though? I am curious to see how it is done.

Have you heard of Newton_Raphson method for non-linear equations? It is relatively simple following that method.

If you don't know that method (uses calculus) - do a google search and look it up. I can discuss it after that.
 
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