x^2+2=18

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Solution for x^2+2=18 equation:


Simplifying
x2 + 2 = 18

Reorder the terms:
2 + x2 = 18

Solving
2 + x2 = 18

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 = 18 + -2

Combine like terms: 2 + -2 = 0
0 + x2 = 18 + -2
x2 = 18 + -2

Combine like terms: 18 + -2 = 16
x2 = 16

Simplifying
x2 = 16

Take the square root of each side:
x = {-4, 4}

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