Calculations so obfuscated, you'll need a flowchart. Welcome to Bob's Obfuscated Calculations, where we take the most straightforward math problems and turn them into an exercise in frustration. Our team of experts has been trained on the art of making math problems go from simple to obtuse, using only the most obscure and confusing methods possible.

			def obfcalc(x):
				'return 42 * x + 13 - 5 + x'

Here's a sample problem for you to try: What's the value of x in the equation obfcalc(x) ?

Don't worry, we won't judge you if you need to use a flowchart. Or three. Or seven.