82=x^2

Solution for 82=x^2 equation:

Simplifying
82 = x2

Solving
82 = 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.
82 + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
82 + -1x2 = 0

Add '-82' to each side of the equation.
82 + -82 + -1x2 = 0 + -82

Combine like terms: 82 + -82 = 0
0 + -1x2 = 0 + -82
-1x2 = 0 + -82

Combine like terms: 0 + -82 = -82
-1x2 = -82

Divide each side by '-1'.
x2 = 82

Simplifying
x2 = 82

Take the square root of each side:
x = {-9.055385138, 9.055385138}