3x^2-180=12

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Solution for 3x^2-180=12 equation:


Simplifying
3x2 + -180 = 12

Reorder the terms:
-180 + 3x2 = 12

Solving
-180 + 3x2 = 12

Solving for variable 'x'.

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

Add '180' to each side of the equation.
-180 + 180 + 3x2 = 12 + 180

Combine like terms: -180 + 180 = 0
0 + 3x2 = 12 + 180
3x2 = 12 + 180

Combine like terms: 12 + 180 = 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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