Question

-x^2+4x=-43

I forgot how to do this? Any help would be appreciated.
In google type:

"quadratic equation online "

When you see results clik on

webgraphingcom/quadraticequation_quadraticformula.jsp

type you equation and click solve it
and you will see solution step by step.
Thank you very much :)
Where was this when I was in school?? LOL.

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