x^2+18=307

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Solution for x^2+18=307 equation: 


Simplifying
x2 + 18 = 307

Reorder the terms:
18 + x2 = 307

Solving
18 + x2 = 307

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 = 307 + -18

Combine like terms: 18 + -18 = 0
0 + x2 = 307 + -18
x2 = 307 + -18

Combine like terms: 307 + -18 = 289
x2 = 289

Simplifying
x2 = 289

Take the square root of each side:
x = {-17, 17}

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