x^2-18=8

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Solution for x^2-18=8 equation: 


Simplifying
x2 + -18 = 8

Reorder the terms:
-18 + x2 = 8

Solving
-18 + x2 = 8

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + x2 = 8 + 18

Combine like terms: -18 + 18 = 0
0 + x2 = 8 + 18
x2 = 8 + 18

Combine like terms: 8 + 18 = 26
x2 = 26

Simplifying
x2 = 26

Take the square root of each side:
x = {-5.099019514, 5.099019514}

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