This will solve an ax^2+bx+c=0 equation. Plug in the values of a, b, and c, and it will find what x equals. Two equations that are examples are: a=4, b=5, c=-9 a=3, b=-2, c=-7 Phosphorus link: https://phosphorus.github.io/app.html?id=184362719&turbo=false&full-screen=true