-2x^2=-9-2y^2

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Solution for -2x^2=-9-2y^2 equation:


Simplifying
-2x2 = -9 + -2y2

Solving
-2x2 = -9 + -2y2

Solving for variable 'x'.

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

Divide each side by '-2'.
x2 = 4.5 + y2

Simplifying
x2 = 4.5 + y2

Reorder the terms:
-4.5 + x2 + -1y2 = 4.5 + y2 + -4.5 + -1y2

Reorder the terms:
-4.5 + x2 + -1y2 = 4.5 + -4.5 + y2 + -1y2

Combine like terms: 4.5 + -4.5 = 0.0
-4.5 + x2 + -1y2 = 0.0 + y2 + -1y2
-4.5 + x2 + -1y2 = y2 + -1y2

Combine like terms: y2 + -1y2 = 0
-4.5 + x2 + -1y2 = 0

The solution to this equation could not be determined.

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