-3(x^2-1)=27

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Solution for -3(x^2-1)=27 equation:


Simplifying
-3(x2 + -1) = 27

Reorder the terms:
-3(-1 + x2) = 27
(-1 * -3 + x2 * -3) = 27
(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

Reorder the terms:
8 + x2 = -8 + 8

Combine like terms: -8 + 8 = 0
8 + x2 = 0

The solution to this equation could not be determined.

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