9x^2-3x+20=0

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Solution for 9x^2-3x+20=0 equation:


Simplifying
9x2 + -3x + 20 = 0

Reorder the terms:
20 + -3x + 9x2 = 0

Solving
20 + -3x + 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 + -0.3333333333x + x2 = 0

Move the constant term to the right:

Add '-2.222222222' to each side of the equation.
2.222222222 + -0.3333333333x + -2.222222222 + x2 = 0 + -2.222222222

Reorder the terms:
2.222222222 + -2.222222222 + -0.3333333333x + x2 = 0 + -2.222222222

Combine like terms: 2.222222222 + -2.222222222 = 0.000000000
0.000000000 + -0.3333333333x + x2 = 0 + -2.222222222
-0.3333333333x + x2 = 0 + -2.222222222

Combine like terms: 0 + -2.222222222 = -2.222222222
-0.3333333333x + x2 = -2.222222222

The x term is -0.3333333333x.  Take half its coefficient (-0.1666666667).
Square it (0.02777777779) and add it to both sides.

Add '0.02777777779' to each side of the equation.
-0.3333333333x + 0.02777777779 + x2 = -2.222222222 + 0.02777777779

Reorder the terms:
0.02777777779 + -0.3333333333x + x2 = -2.222222222 + 0.02777777779

Combine like terms: -2.222222222 + 0.02777777779 = -2.19444444421
0.02777777779 + -0.3333333333x + x2 = -2.19444444421

Factor a perfect square on the left side:
(x + -0.1666666667)(x + -0.1666666667) = -2.19444444421

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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