x^2-3=8

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Solution for x^2-3=8 equation:


Simplifying
x2 + -3 = 8

Reorder the terms:
-3 + x2 = 8

Solving
-3 + x2 = 8

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + x2 = 8 + 3

Combine like terms: -3 + 3 = 0
0 + x2 = 8 + 3
x2 = 8 + 3

Combine like terms: 8 + 3 = 11
x2 = 11

Simplifying
x2 = 11

Take the square root of each side:
x = {-3.31662479, 3.31662479}

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