2x^2-9=-209

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Solution for 2x^2-9=-209 equation:


Simplifying
2x2 + -9 = -209

Reorder the terms:
-9 + 2x2 = -209

Solving
-9 + 2x2 = -209

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 2x2 = -209 + 9

Combine like terms: -9 + 9 = 0
0 + 2x2 = -209 + 9
2x2 = -209 + 9

Combine like terms: -209 + 9 = -200
2x2 = -200

Divide each side by '2'.
x2 = -100

Simplifying
x2 = -100

Reorder the terms:
100 + x2 = -100 + 100

Combine like terms: -100 + 100 = 0
100 + x2 = 0

The solution to this equation could not be determined.

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