900=x^2

Solution for 900=x^2 equation:

Simplifying
900 = x2

Solving
900 = 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.
900 + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
900 + -1x2 = 0

Add '-900' to each side of the equation.
900 + -900 + -1x2 = 0 + -900

Combine like terms: 900 + -900 = 0
0 + -1x2 = 0 + -900
-1x2 = 0 + -900

Combine like terms: 0 + -900 = -900
-1x2 = -900

Divide each side by '-1'.
x2 = 900

Simplifying
x2 = 900

Take the square root of each side:
x = {-30, 30}