13-2x^2=-23

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Solution for 13-2x^2=-23 equation: 


Simplifying
13 + -2x2 = -23

Solving
13 + -2x2 = -23

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + -2x2 = -23 + -13

Combine like terms: 13 + -13 = 0
0 + -2x2 = -23 + -13
-2x2 = -23 + -13

Combine like terms: -23 + -13 = -36
-2x2 = -36

Divide each side by '-2'.
x2 = 18

Simplifying
x2 = 18

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

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