3(x^2-27)=0

Solution for 3(x^2-27)=0 equation:

Simplifying
3(x2 + -27) = 0

Reorder the terms:
3(-27 + x2) = 0
(-27 * 3 + x2 * 3) = 0
(-81 + 3x2) = 0

Solving
-81 + 3x2 = 0

Solving for variable 'x'.

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

Add '81' to each side of the equation.
-81 + 81 + 3x2 = 0 + 81

Combine like terms: -81 + 81 = 0
0 + 3x2 = 0 + 81
3x2 = 0 + 81

Combine like terms: 0 + 81 = 81
3x2 = 81

Divide each side by '3'.
x2 = 27

Simplifying
x2 = 27

Take the square root of each side:
x = {-5.196152423, 5.196152423}