9y^2-4x^2=

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Solution for 9y^2-4x^2= equation: 


Simplifying
9y2 + -4x2 = 0

Reorder the terms:
-4x2 + 9y2 = 0

Solving
-4x2 + 9y2 = 0

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.
-4x2 + 9y2 + -9y2 = 0 + -9y2

Combine like terms: 9y2 + -9y2 = 0
-4x2 + 0 = 0 + -9y2
-4x2 = 0 + -9y2
Remove the zero:
-4x2 = -9y2

Divide each side by '-4'.
x2 = 2.25y2

Simplifying
x2 = 2.25y2

Take the square root of each side:
x = {-1.5y, 1.5y}

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