0=81x^2-26

Solution for 0=81x^2-26 equation:

Simplifying
0 = 81x2 + -26

Reorder the terms:
0 = -26 + 81x2

Solving
0 = -26 + 81x2

Solving for variable 'x'.

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

Add '-81x2' to each side of the equation.
0 + -81x2 = -26 + 81x2 + -81x2
Remove the zero:
-81x2 = -26 + 81x2 + -81x2

Combine like terms: 81x2 + -81x2 = 0
-81x2 = -26 + 0
-81x2 = -26

Divide each side by '-81'.
x2 = 0.3209876543

Simplifying
x2 = 0.3209876543

Take the square root of each side:
x = {-0.566557724, 0.566557724}