9x^2+23x+82=0

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Solution for 9x^2+23x+82=0 equation:


Simplifying
9x2 + 23x + 82 = 0

Reorder the terms:
82 + 23x + 9x2 = 0

Solving
82 + 23x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
9.111111111 + 2.555555556x + x2 = 0

Move the constant term to the right:

Add '-9.111111111' to each side of the equation.
9.111111111 + 2.555555556x + -9.111111111 + x2 = 0 + -9.111111111

Reorder the terms:
9.111111111 + -9.111111111 + 2.555555556x + x2 = 0 + -9.111111111

Combine like terms: 9.111111111 + -9.111111111 = 0.000000000
0.000000000 + 2.555555556x + x2 = 0 + -9.111111111
2.555555556x + x2 = 0 + -9.111111111

Combine like terms: 0 + -9.111111111 = -9.111111111
2.555555556x + x2 = -9.111111111

The x term is 2.555555556x.  Take half its coefficient (1.277777778).
Square it (1.632716050) and add it to both sides.

Add '1.632716050' to each side of the equation.
2.555555556x + 1.632716050 + x2 = -9.111111111 + 1.632716050

Reorder the terms:
1.632716050 + 2.555555556x + x2 = -9.111111111 + 1.632716050

Combine like terms: -9.111111111 + 1.632716050 = -7.478395061
1.632716050 + 2.555555556x + x2 = -7.478395061

Factor a perfect square on the left side:
(x + 1.277777778)(x + 1.277777778) = -7.478395061

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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