18-3x^2=3

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Solution for 18-3x^2=3 equation: 


Simplifying
18 + -3x2 = 3

Solving
18 + -3x2 = 3

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + -3x2 = 3 + -18

Combine like terms: 18 + -18 = 0
0 + -3x2 = 3 + -18
-3x2 = 3 + -18

Combine like terms: 3 + -18 = -15
-3x2 = -15

Divide each side by '-3'.
x2 = 5

Simplifying
x2 = 5

Take the square root of each side:
x = {-2.236067978, 2.236067978}

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