(9+6x+x^2)+(-6x+2x^2)=

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Solution for (9+6x+x^2)+(-6x+2x^2)= equation:


Simplifying
(9 + 6x + x2) + (-6x + 2x2) = 0

Remove parenthesis around (9 + 6x + x2)
9 + 6x + x2 + (-6x + 2x2) = 0

Remove parenthesis around (-6x + 2x2)
9 + 6x + x2 + -6x + 2x2 = 0

Reorder the terms:
9 + 6x + -6x + x2 + 2x2 = 0

Combine like terms: 6x + -6x = 0
9 + 0 + x2 + 2x2 = 0
9 + x2 + 2x2 = 0

Combine like terms: x2 + 2x2 = 3x2
9 + 3x2 = 0

Solving
9 + 3x2 = 0

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 + 3x2 = 0 + -9

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

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

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

Simplifying
x2 = -3

Reorder the terms:
3 + x2 = -3 + 3

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

The solution to this equation could not be determined.

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