0=9x^2-1

Solution for 0=9x^2-1 equation:

Simplifying
0 = 9x2 + -1

Reorder the terms:
0 = -1 + 9x2

Solving
0 = -1 + 9x2

Solving for variable 'x'.

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

Add '-9x2' to each side of the equation.
0 + -9x2 = -1 + 9x2 + -9x2
Remove the zero:
-9x2 = -1 + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-9x2 = -1 + 0
-9x2 = -1

Divide each side by '-9'.
x2 = 0.1111111111

Simplifying
x2 = 0.1111111111

Take the square root of each side:
x = {-0.333333333, 0.333333333}