-5+x^2=13

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Solution for -5+x^2=13 equation: 


Simplifying
-5 + x2 = 13

Solving
-5 + x2 = 13

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + x2 = 13 + 5

Combine like terms: -5 + 5 = 0
0 + x2 = 13 + 5
x2 = 13 + 5

Combine like terms: 13 + 5 = 18
x2 = 18

Simplifying
x2 = 18

Take the square root of each side:
x = {-4.242640687, 4.242640687}

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