SOLUTION: what are the center and the radius of a circle with the equation of (x+5)+(y-4)=81

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Question 1174456: what are the center and the radius of a circle with the equation of (x+5)+(y-4)=81
Answer by ikleyn(52871) About Me  (Show Source):
You can put this solution on YOUR website!
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This equation IS NOT an equation of a circle.