81x^2-3=6

Solution for 81x^2-3=6 equation:

Simplifying
81x2 + -3 = 6

Reorder the terms:
-3 + 81x2 = 6

Solving
-3 + 81x2 = 6

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 81x2 = 6 + 3

Combine like terms: -3 + 3 = 0
0 + 81x2 = 6 + 3
81x2 = 6 + 3

Combine like terms: 6 + 3 = 9
81x2 = 9

Divide each side by '81'.
x2 = 0.1111111111

Simplifying
x2 = 0.1111111111

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