x^2*y^2-1=0

Solution for x^2*y^2-1=0 equation:

Simplifying
x2 * y2 + -1 = 0

Multiply x2 * y2
x2y2 + -1 = 0

Reorder the terms:
-1 + x2y2 = 0

Solving
-1 + x2y2 = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + x2y2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + x2y2 = 0 + 1
x2y2 = 0 + 1

Combine like terms: 0 + 1 = 1
x2y2 = 1

Divide each side by 'y2'.
x2 = y-2

Simplifying
x2 = y-2

Take the square root of each side:
x = {-1y-1, y-1}