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Simplifying
x2 + -2 = 0
Reorder the terms:
-2 + x2 = 0
Solving
-2 + x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '2' to each side of the equation.
-2 + 2 + x2 = 0 + 2
Combine like terms: -2 + 2 = 0
0 + x2 = 0 + 2
x2 = 0 + 2
Combine like terms: 0 + 2 = 2
x2 = 2
Simplifying
x2 = 2
Take the square root of each side:
x = {-1.414213562, 1.414213562}
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