3x^2+4=196

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Solution for 3x^2+4=196 equation: 


Simplifying
3x2 + 4 = 196

Reorder the terms:
4 + 3x2 = 196

Solving
4 + 3x2 = 196

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 3x2 = 196 + -4

Combine like terms: 4 + -4 = 0
0 + 3x2 = 196 + -4
3x2 = 196 + -4

Combine like terms: 196 + -4 = 192
3x2 = 192

Divide each side by '3'.
x2 = 64

Simplifying
x2 = 64

Take the square root of each side:
x = {-8, 8}

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