3x^2+7=-9

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Solution for 3x^2+7=-9 equation:


Simplifying
3x2 + 7 = -9

Reorder the terms:
7 + 3x2 = -9

Solving
7 + 3x2 = -9

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 3x2 = -9 + -7

Combine like terms: 7 + -7 = 0
0 + 3x2 = -9 + -7
3x2 = -9 + -7

Combine like terms: -9 + -7 = -16
3x2 = -16

Divide each side by '3'.
x2 = -5.333333333

Simplifying
x2 = -5.333333333

Reorder the terms:
5.333333333 + x2 = -5.333333333 + 5.333333333

Combine like terms: -5.333333333 + 5.333333333 = 0.000000000
5.333333333 + x2 = 0.000000000

The solution to this equation could not be determined.

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