4x^2-7xy+4y^2-9=0

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Solution for 4x^2-7xy+4y^2-9=0 equation: 


Simplifying
4x2 + -7xy + 4y2 + -9 = 0

Reorder the terms:
-9 + -7xy + 4x2 + 4y2 = 0

Solving
-9 + -7xy + 4x2 + 4y2 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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