12-x^2-2xy=12-y^2-2xy

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Solution for 12-x^2-2xy=12-y^2-2xy equation:


Simplifying
12 + -1x2 + -2xy = 12 + -1y2 + -2xy

Reorder the terms:
12 + -2xy + -1x2 = 12 + -1y2 + -2xy

Reorder the terms:
12 + -2xy + -1x2 = 12 + -2xy + -1y2

Add '-12' to each side of the equation.
12 + -2xy + -12 + -1x2 = 12 + -2xy + -12 + -1y2

Reorder the terms:
12 + -12 + -2xy + -1x2 = 12 + -2xy + -12 + -1y2

Combine like terms: 12 + -12 = 0
0 + -2xy + -1x2 = 12 + -2xy + -12 + -1y2
-2xy + -1x2 = 12 + -2xy + -12 + -1y2

Reorder the terms:
-2xy + -1x2 = 12 + -12 + -2xy + -1y2

Combine like terms: 12 + -12 = 0
-2xy + -1x2 = 0 + -2xy + -1y2
-2xy + -1x2 = -2xy + -1y2

Add '2xy' to each side of the equation.
-2xy + 2xy + -1x2 = -2xy + 2xy + -1y2

Combine like terms: -2xy + 2xy = 0
0 + -1x2 = -2xy + 2xy + -1y2
-1x2 = -2xy + 2xy + -1y2

Combine like terms: -2xy + 2xy = 0
-1x2 = 0 + -1y2
-1x2 = -1y2

Solving
-1x2 = -1y2

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Divide each side by '-1'.
x2 = y2

Simplifying
x2 = y2

Take the square root of each side:
x = {-1y, y}

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