900-x^2=0

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Solution for 900-x^2=0 equation: 


Simplifying
900 + -1x2 = 0

Solving
900 + -1x2 = 0

Solving for variable 'x'.

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

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}

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