9x^2+9y^2+z=25

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Solution for 9x^2+9y^2+z=25 equation: 


Simplifying
9x2 + 9y2 + z = 25

Solving
9x2 + 9y2 + z = 25

Solving for variable 'x'.

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

Add '-9y2' to each side of the equation.
9x2 + 9y2 + -9y2 + z = 25 + -9y2

Combine like terms: 9y2 + -9y2 = 0
9x2 + 0 + z = 25 + -9y2
9x2 + z = 25 + -9y2

Add '-1z' to each side of the equation.
9x2 + z + -1z = 25 + -9y2 + -1z

Combine like terms: z + -1z = 0
9x2 + 0 = 25 + -9y2 + -1z
9x2 = 25 + -9y2 + -1z

Divide each side by '9'.
x2 = 2.777777778 + -1y2 + -0.1111111111z

Simplifying
x2 = 2.777777778 + -1y2 + -0.1111111111z

Reorder the terms:
-2.777777778 + x2 + y2 + 0.1111111111z = 2.777777778 + -1y2 + -0.1111111111z + -2.777777778 + y2 + 0.1111111111z

Reorder the terms:
-2.777777778 + x2 + y2 + 0.1111111111z = 2.777777778 + -2.777777778 + -1y2 + y2 + -0.1111111111z + 0.1111111111z

Combine like terms: 2.777777778 + -2.777777778 = 0.000000000
-2.777777778 + x2 + y2 + 0.1111111111z = 0.000000000 + -1y2 + y2 + -0.1111111111z + 0.1111111111z
-2.777777778 + x2 + y2 + 0.1111111111z = -1y2 + y2 + -0.1111111111z + 0.1111111111z

Combine like terms: -1y2 + y2 = 0
-2.777777778 + x2 + y2 + 0.1111111111z = 0 + -0.1111111111z + 0.1111111111z
-2.777777778 + x2 + y2 + 0.1111111111z = -0.1111111111z + 0.1111111111z

Combine like terms: -0.1111111111z + 0.1111111111z = 0.0000000000
-2.777777778 + x2 + y2 + 0.1111111111z = 0.0000000000

The solution to this equation could not be determined.

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