8x^2+9y^2=72

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


Simplifying
8x2 + 9y2 = 72

Solving
8x2 + 9y2 = 72

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.
8x2 + 9y2 + -9y2 = 72 + -9y2

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

Divide each side by '8'.
x2 = 9 + -1.125y2

Simplifying
x2 = 9 + -1.125y2

Reorder the terms:
-9 + x2 + 1.125y2 = 9 + -1.125y2 + -9 + 1.125y2

Reorder the terms:
-9 + x2 + 1.125y2 = 9 + -9 + -1.125y2 + 1.125y2

Combine like terms: 9 + -9 = 0
-9 + x2 + 1.125y2 = 0 + -1.125y2 + 1.125y2
-9 + x2 + 1.125y2 = -1.125y2 + 1.125y2

Combine like terms: -1.125y2 + 1.125y2 = 0.000
-9 + x2 + 1.125y2 = 0.000

The solution to this equation could not be determined.

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