(2x-3y)²-4x+6y+5=0

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(2x-3y)²-4x+6y+5=0
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(2x-3y)²-4x+6y+5=0
(2x-3y)²-4x+6y+5=0

(2x-3y)²-4x+6y+5=0
(2x-3y)²-4x+6y+5=0
(2x-3y)²-2(2x-3y)+5=0

(2x-3y)^2-4x+6y+5=0
(2x-3y)^2-2(2x-3y)+5=0
2x-3y = 1+√6 or 1-√6