x^2-324=20

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Solution for x^2-324=20 equation: 


Simplifying
x2 + -324 = 20

Reorder the terms:
-324 + x2 = 20

Solving
-324 + x2 = 20

Solving for variable 'x'.

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

Add '324' to each side of the equation.
-324 + 324 + x2 = 20 + 324

Combine like terms: -324 + 324 = 0
0 + x2 = 20 + 324
x2 = 20 + 324

Combine like terms: 20 + 324 = 344
x2 = 344

Simplifying
x2 = 344

Take the square root of each side:
x = {-18.547236991, 18.547236991}

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