9x^2+8y^2=72

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Solution for 9x^2+8y^2=72 equation: 


Simplifying
9x2 + 8y2 = 72

Solving
9x2 + 8y2 = 72

Solving for variable 'x'.

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

Add '-8y2' to each side of the equation.
9x2 + 8y2 + -8y2 = 72 + -8y2

Combine like terms: 8y2 + -8y2 = 0
9x2 + 0 = 72 + -8y2
9x2 = 72 + -8y2

Divide each side by '9'.
x2 = 8 + -0.8888888889y2

Simplifying
x2 = 8 + -0.8888888889y2

Reorder the terms:
-8 + x2 + 0.8888888889y2 = 8 + -0.8888888889y2 + -8 + 0.8888888889y2

Reorder the terms:
-8 + x2 + 0.8888888889y2 = 8 + -8 + -0.8888888889y2 + 0.8888888889y2

Combine like terms: 8 + -8 = 0
-8 + x2 + 0.8888888889y2 = 0 + -0.8888888889y2 + 0.8888888889y2
-8 + x2 + 0.8888888889y2 = -0.8888888889y2 + 0.8888888889y2

Combine like terms: -0.8888888889y2 + 0.8888888889y2 = 0.0000000000
-8 + x2 + 0.8888888889y2 = 0.0000000000

The solution to this equation could not be determined.

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