Because they always work problems out with a pencil.
Because he is an erascist.
When it's broke.
So customers wouldn't accidentally drive Le Lawnmower to work.
So they can sneak across pool tables. Have you ever seen an elephant sneaking across a pool table? Works, doesn't it?
They both have problems finding x.
The same way he solved all other problems: He worked it out with a pencil and paper.
Poop-ease
Google Fiber Note: Randomly came up with this joke today
Calc-U-LATER
Works it out with a pencil.