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Simplifying
-3x2 + -3 = -27
Reorder the terms:
-3 + -3x2 = -27
Solving
-3 + -3x2 = -27
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '3' to each side of the equation.
-3 + 3 + -3x2 = -27 + 3
Combine like terms: -3 + 3 = 0
0 + -3x2 = -27 + 3
-3x2 = -27 + 3
Combine like terms: -27 + 3 = -24
-3x2 = -24
Divide each side by '-3'.
x2 = 8
Simplifying
x2 = 8
Take the square root of each side:
x = {-2.828427125, 2.828427125}
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