3x^2-11x+39=0

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Solution for 3x^2-11x+39=0 equation:


Simplifying
3x2 + -11x + 39 = 0

Reorder the terms:
39 + -11x + 3x2 = 0

Solving
39 + -11x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
13 + -3.666666667x + x2 = 0

Move the constant term to the right:

Add '-13' to each side of the equation.
13 + -3.666666667x + -13 + x2 = 0 + -13

Reorder the terms:
13 + -13 + -3.666666667x + x2 = 0 + -13

Combine like terms: 13 + -13 = 0
0 + -3.666666667x + x2 = 0 + -13
-3.666666667x + x2 = 0 + -13

Combine like terms: 0 + -13 = -13
-3.666666667x + x2 = -13

The x term is -3.666666667x.  Take half its coefficient (-1.833333334).
Square it (3.361111114) and add it to both sides.

Add '3.361111114' to each side of the equation.
-3.666666667x + 3.361111114 + x2 = -13 + 3.361111114

Reorder the terms:
3.361111114 + -3.666666667x + x2 = -13 + 3.361111114

Combine like terms: -13 + 3.361111114 = -9.638888886
3.361111114 + -3.666666667x + x2 = -9.638888886

Factor a perfect square on the left side:
(x + -1.833333334)(x + -1.833333334) = -9.638888886

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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