x^2-2y^2=30

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Solution for x^2-2y^2=30 equation: 


Simplifying
x2 + -2y2 = 30

Solving
x2 + -2y2 = 30

Solving for variable 'x'.

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

Add '2y2' to each side of the equation.
x2 + -2y2 + 2y2 = 30 + 2y2

Combine like terms: -2y2 + 2y2 = 0
x2 + 0 = 30 + 2y2
x2 = 30 + 2y2

Simplifying
x2 = 30 + 2y2

Reorder the terms:
-30 + x2 + -2y2 = 30 + 2y2 + -30 + -2y2

Reorder the terms:
-30 + x2 + -2y2 = 30 + -30 + 2y2 + -2y2

Combine like terms: 30 + -30 = 0
-30 + x2 + -2y2 = 0 + 2y2 + -2y2
-30 + x2 + -2y2 = 2y2 + -2y2

Combine like terms: 2y2 + -2y2 = 0
-30 + x2 + -2y2 = 0

The solution to this equation could not be determined.

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