solve for x and y x squared + y squared - 4x + 6y = 12

x squared  +  y squared  -  4x  +  6y  =  12
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1 Answer

x^2 +y^2 -4x+6y=12

(x-2)^2 +(y+3)=12 +13=25=5^2

=serkel with radius=5
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