9y^2-16x^2=0

Solution for 9y^2-16x^2=0 equation:

Simplifying
9y2 + -16x2 = 0

Reorder the terms:
-16x2 + 9y2 = 0

Solving
-16x2 + 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.
-16x2 + 9y2 + -9y2 = 0 + -9y2

Combine like terms: 9y2 + -9y2 = 0
-16x2 + 0 = 0 + -9y2
-16x2 = 0 + -9y2
Remove the zero:
-16x2 = -9y2

Divide each side by '-16'.
x2 = 0.5625y2

Simplifying
x2 = 0.5625y2

Take the square root of each side:
x = {-0.75y, 0.75y}