9x^2+26x+20=0

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Solution for 9x^2+26x+20=0 equation:


Simplifying
9x2 + 26x + 20 = 0

Reorder the terms:
20 + 26x + 9x2 = 0

Solving
20 + 26x + 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'.
2.222222222 + 2.888888889x + x2 = 0

Move the constant term to the right:

Add '-2.222222222' to each side of the equation.
2.222222222 + 2.888888889x + -2.222222222 + x2 = 0 + -2.222222222

Reorder the terms:
2.222222222 + -2.222222222 + 2.888888889x + x2 = 0 + -2.222222222

Combine like terms: 2.222222222 + -2.222222222 = 0.000000000
0.000000000 + 2.888888889x + x2 = 0 + -2.222222222
2.888888889x + x2 = 0 + -2.222222222

Combine like terms: 0 + -2.222222222 = -2.222222222
2.888888889x + x2 = -2.222222222

The x term is 2.888888889x.  Take half its coefficient (1.444444445).
Square it (2.086419755) and add it to both sides.

Add '2.086419755' to each side of the equation.
2.888888889x + 2.086419755 + x2 = -2.222222222 + 2.086419755

Reorder the terms:
2.086419755 + 2.888888889x + x2 = -2.222222222 + 2.086419755

Combine like terms: -2.222222222 + 2.086419755 = -0.135802467
2.086419755 + 2.888888889x + x2 = -0.135802467

Factor a perfect square on the left side:
(x + 1.444444445)(x + 1.444444445) = -0.135802467

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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