3x^2+5=113

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Solution for 3x^2+5=113 equation: 


Simplifying
3x2 + 5 = 113

Reorder the terms:
5 + 3x2 = 113

Solving
5 + 3x2 = 113

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 + 3x2 = 113 + -5

Combine like terms: 5 + -5 = 0
0 + 3x2 = 113 + -5
3x2 = 113 + -5

Combine like terms: 113 + -5 = 108
3x2 = 108

Divide each side by '3'.
x2 = 36

Simplifying
x2 = 36

Take the square root of each side:
x = {-6, 6}

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