-9x^2-12=0

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Solution for -9x^2-12=0 equation:


Simplifying
-9x2 + -12 = 0

Reorder the terms:
-12 + -9x2 = 0

Solving
-12 + -9x2 = 0

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -9x2 = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -9x2 = 0 + 12
-9x2 = 0 + 12

Combine like terms: 0 + 12 = 12
-9x2 = 12

Divide each side by '-9'.
x2 = -1.333333333

Simplifying
x2 = -1.333333333

Reorder the terms:
1.333333333 + x2 = -1.333333333 + 1.333333333

Combine like terms: -1.333333333 + 1.333333333 = 0.000000000
1.333333333 + x2 = 0.000000000

The solution to this equation could not be determined.

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