0=-8+4x^2

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Solution for 0=-8+4x^2 equation: 


Simplifying
0 = -8 + 4x2

Solving
0 = -8 + 4x2

Solving for variable 'x'.

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

Add '-4x2' to each side of the equation.
0 + -4x2 = -8 + 4x2 + -4x2
Remove the zero:
-4x2 = -8 + 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-4x2 = -8 + 0
-4x2 = -8

Divide each side by '-4'.
x2 = 2

Simplifying
x2 = 2

Take the square root of each side:
x = {-1.414213562, 1.414213562}

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