9x^2+9y^2=100-40x+4x^2

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Solution for 9x^2+9y^2=100-40x+4x^2 equation: 


Simplifying
9x2 + 9y2 = 100 + -40x + 4x2

Solving
9x2 + 9y2 = 100 + -40x + 4x2

Solving for variable 'x'.

Reorder the terms:
-100 + 40x + 9x2 + -4x2 + 9y2 = 100 + -40x + 4x2 + -100 + 40x + -4x2

Combine like terms: 9x2 + -4x2 = 5x2
-100 + 40x + 5x2 + 9y2 = 100 + -40x + 4x2 + -100 + 40x + -4x2

Reorder the terms:
-100 + 40x + 5x2 + 9y2 = 100 + -100 + -40x + 40x + 4x2 + -4x2

Combine like terms: 100 + -100 = 0
-100 + 40x + 5x2 + 9y2 = 0 + -40x + 40x + 4x2 + -4x2
-100 + 40x + 5x2 + 9y2 = -40x + 40x + 4x2 + -4x2

Combine like terms: -40x + 40x = 0
-100 + 40x + 5x2 + 9y2 = 0 + 4x2 + -4x2
-100 + 40x + 5x2 + 9y2 = 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-100 + 40x + 5x2 + 9y2 = 0

The solution to this equation could not be determined.

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