Y^2-9x^2=0

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Solution for Y^2-9x^2=0 equation: 


Simplifying
Y2 + -9x2 = 0

Solving
Y2 + -9x2 = 0

Solving for variable 'Y'.

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

Add '9x2' to each side of the equation.
Y2 + -9x2 + 9x2 = 0 + 9x2

Combine like terms: -9x2 + 9x2 = 0
Y2 + 0 = 0 + 9x2
Y2 = 0 + 9x2
Remove the zero:
Y2 = 9x2

Simplifying
Y2 = 9x2

Take the square root of each side:
Y = {-3x, 3x}

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