-2x+9x^2-2x+5x^2+9=

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Solution for -2x+9x^2-2x+5x^2+9= equation:


Simplifying
-2x + 9x2 + -2x + 5x2 + 9 = 0

Reorder the terms:
9 + -2x + -2x + 9x2 + 5x2 = 0

Combine like terms: -2x + -2x = -4x
9 + -4x + 9x2 + 5x2 = 0

Combine like terms: 9x2 + 5x2 = 14x2
9 + -4x + 14x2 = 0

Solving
9 + -4x + 14x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
14 the coefficient of the squared term: 

Divide each side by '14'.
0.6428571429 + -0.2857142857x + x2 = 0

Move the constant term to the right:

Add '-0.6428571429' to each side of the equation.
0.6428571429 + -0.2857142857x + -0.6428571429 + x2 = 0 + -0.6428571429

Reorder the terms:
0.6428571429 + -0.6428571429 + -0.2857142857x + x2 = 0 + -0.6428571429

Combine like terms: 0.6428571429 + -0.6428571429 = 0.0000000000
0.0000000000 + -0.2857142857x + x2 = 0 + -0.6428571429
-0.2857142857x + x2 = 0 + -0.6428571429

Combine like terms: 0 + -0.6428571429 = -0.6428571429
-0.2857142857x + x2 = -0.6428571429

The x term is -0.2857142857x.  Take half its coefficient (-0.1428571429).
Square it (0.02040816328) and add it to both sides.

Add '0.02040816328' to each side of the equation.
-0.2857142857x + 0.02040816328 + x2 = -0.6428571429 + 0.02040816328

Reorder the terms:
0.02040816328 + -0.2857142857x + x2 = -0.6428571429 + 0.02040816328

Combine like terms: -0.6428571429 + 0.02040816328 = -0.62244897962
0.02040816328 + -0.2857142857x + x2 = -0.62244897962

Factor a perfect square on the left side:
(x + -0.1428571429)(x + -0.1428571429) = -0.62244897962

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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