0.0816=x^2

Solution for 0.0816=x^2 equation:

Simplifying
0.0816 = x2

Solving
0.0816 = x2

Solving for variable 'x'.

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

Add '-1x2' to each side of the equation.
0.0816 + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
0.0816 + -1x2 = 0

Add '-0.0816' to each side of the equation.
0.0816 + -0.0816 + -1x2 = 0 + -0.0816

Combine like terms: 0.0816 + -0.0816 = 0.0000
0.0000 + -1x2 = 0 + -0.0816
-1x2 = 0 + -0.0816

Combine like terms: 0 + -0.0816 = -0.0816
-1x2 = -0.0816

Divide each side by '-1'.
x2 = 0.0816

Simplifying
x2 = 0.0816

Take the square root of each side:
x = {-0.285657137, 0.285657137}