x^2-440=0

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Solution for x^2-440=0 equation: 


Simplifying
x2 + -440 = 0

Reorder the terms:
-440 + x2 = 0

Solving
-440 + x2 = 0

Solving for variable 'x'.

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

Add '440' to each side of the equation.
-440 + 440 + x2 = 0 + 440

Combine like terms: -440 + 440 = 0
0 + x2 = 0 + 440
x2 = 0 + 440

Combine like terms: 0 + 440 = 440
x2 = 440

Simplifying
x2 = 440

Take the square root of each side:
x = {-20.976176963, 20.976176963}

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