5+2x^2=12

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Solution for 5+2x^2=12 equation: 


Simplifying
5 + 2x2 = 12

Solving
5 + 2x2 = 12

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 + 2x2 = 12 + -5

Combine like terms: 5 + -5 = 0
0 + 2x2 = 12 + -5
2x2 = 12 + -5

Combine like terms: 12 + -5 = 7
2x2 = 7

Divide each side by '2'.
x2 = 3.5

Simplifying
x2 = 3.5

Take the square root of each side:
x = {-1.870828693, 1.870828693}

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