2x^2+31-9=0

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Solution for 2x^2+31-9=0 equation:


Simplifying
2x2 + 31 + -9 = 0

Reorder the terms:
31 + -9 + 2x2 = 0

Combine like terms: 31 + -9 = 22
22 + 2x2 = 0

Solving
22 + 2x2 = 0

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + 2x2 = 0 + -22

Combine like terms: 22 + -22 = 0
0 + 2x2 = 0 + -22
2x2 = 0 + -22

Combine like terms: 0 + -22 = -22
2x2 = -22

Divide each side by '2'.
x2 = -11

Simplifying
x2 = -11

Reorder the terms:
11 + x2 = -11 + 11

Combine like terms: -11 + 11 = 0
11 + x2 = 0

The solution to this equation could not be determined.

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