9y^2-121x^2=

Solution for 9y^2-121x^2= equation:

Simplifying
9y2 + -121x2 = 0

Reorder the terms:
-121x2 + 9y2 = 0

Solving
-121x2 + 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.
-121x2 + 9y2 + -9y2 = 0 + -9y2

Combine like terms: 9y2 + -9y2 = 0
-121x2 + 0 = 0 + -9y2
-121x2 = 0 + -9y2
Remove the zero:
-121x2 = -9y2

Divide each side by '-121'.
x2 = 0.07438016529y2

Simplifying
x2 = 0.07438016529y2

Take the square root of each side:
x = {-0.272727273y, 0.272727273y}