2x^2+12=-9

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


Simplifying
2x2 + 12 = -9

Reorder the terms:
12 + 2x2 = -9

Solving
12 + 2x2 = -9

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 + 2x2 = -9 + -12

Combine like terms: 12 + -12 = 0
0 + 2x2 = -9 + -12
2x2 = -9 + -12

Combine like terms: -9 + -12 = -21
2x2 = -21

Divide each side by '2'.
x2 = -10.5

Simplifying
x2 = -10.5

Reorder the terms:
10.5 + x2 = -10.5 + 10.5

Combine like terms: -10.5 + 10.5 = 0.0
10.5 + x2 = 0.0

The solution to this equation could not be determined.

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