=64x^2-121y^2

Solution for =64x^2-121y^2 equation:

Simplifying
0 = 64x2 + -121y2

Solving
0 = 64x2 + -121y2

Solving for variable 'x'.

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

Add '-64x2' to each side of the equation.
0 + -64x2 = 64x2 + -64x2 + -121y2
Remove the zero:
-64x2 = 64x2 + -64x2 + -121y2

Combine like terms: 64x2 + -64x2 = 0
-64x2 = 0 + -121y2
-64x2 = -121y2

Divide each side by '-64'.
x2 = 1.890625y2

Simplifying
x2 = 1.890625y2

Take the square root of each side:
x = {-1.375y, 1.375y}