(-3x^2)+27=0

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

Simplifying
(-3x2) + 27 = 0

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

Solving
27 + (-3x2) = 0

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + (-3x2) = 0 + -27

Combine like terms: 27 + -27 = 0
0 + (-3x2) = 0 + -27
(-3x2) = 0 + -27

Combine like terms: 0 + -27 = -27
(-3x2) = -27

Divide each side by '-3'.
x2 = 9

Simplifying
x2 = 9

Take the square root of each side:
x = {-3, 3}