Piggly-wiggly[?] - Claims to be the first supermarket. Motto: "Piggly-Wiggly All Over the World". One rival entrepreneur opened a store: "Hoggly-Woggly Only One in the World".
... \frac{b}{a} \right) x + \frac{c}{a}=0
</math>
which is equivalent to
<math>x^2+\frac{b}{a}x=-\frac{c}{a}.</math>
The equation is now in a form in ...