x^2+-289=0

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Solution for x^2+-289=0 equation: 


Simplifying
x2 + -289 = 0

Reorder the terms:
-289 + x2 = 0

Solving
-289 + x2 = 0

Solving for variable 'x'.

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

Add '289' to each side of the equation.
-289 + 289 + x2 = 0 + 289

Combine like terms: -289 + 289 = 0
0 + x2 = 0 + 289
x2 = 0 + 289

Combine like terms: 0 + 289 = 289
x2 = 289

Simplifying
x2 = 289

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

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