(9x-5y)(9x+5y)=x

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Solution for (9x-5y)(9x+5y)=x equation: 


Simplifying
(9x + -5y)(9x + 5y) = x

Multiply (9x + -5y) * (9x + 5y)
(9x * (9x + 5y) + -5y * (9x + 5y)) = x
((9x * 9x + 5y * 9x) + -5y * (9x + 5y)) = x

Reorder the terms:
((45xy + 81x2) + -5y * (9x + 5y)) = x
((45xy + 81x2) + -5y * (9x + 5y)) = x
(45xy + 81x2 + (9x * -5y + 5y * -5y)) = x
(45xy + 81x2 + (-45xy + -25y2)) = x

Reorder the terms:
(45xy + -45xy + 81x2 + -25y2) = x

Combine like terms: 45xy + -45xy = 0
(0 + 81x2 + -25y2) = x
(81x2 + -25y2) = x

Solving
81x2 + -25y2 = x

Solving for variable 'x'.

Reorder the terms:
-1x + 81x2 + -25y2 = x + -1x

Combine like terms: x + -1x = 0
-1x + 81x2 + -25y2 = 0

The solution to this equation could not be determined.

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