Which came first. The chicken or the egg? Give me your reasoning or opinion

Two birds that weren't really chickens created a chicken egg, and hence, we have an The egg came first, and then it hatched a chicken. Therefore I believe the egg came first :)

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!