12x^2-26x+989=0

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Solution for 12x^2-26x+989=0 equation:


Simplifying
12x2 + -26x + 989 = 0

Reorder the terms:
989 + -26x + 12x2 = 0

Solving
989 + -26x + 12x2 = 0

Solving for variable 'x'.

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

Divide each side by '12'.
82.41666667 + -2.166666667x + x2 = 0

Move the constant term to the right:

Add '-82.41666667' to each side of the equation.
82.41666667 + -2.166666667x + -82.41666667 + x2 = 0 + -82.41666667

Reorder the terms:
82.41666667 + -82.41666667 + -2.166666667x + x2 = 0 + -82.41666667

Combine like terms: 82.41666667 + -82.41666667 = 0.00000000
0.00000000 + -2.166666667x + x2 = 0 + -82.41666667
-2.166666667x + x2 = 0 + -82.41666667

Combine like terms: 0 + -82.41666667 = -82.41666667
-2.166666667x + x2 = -82.41666667

The x term is -2.166666667x.  Take half its coefficient (-1.083333334).
Square it (1.173611113) and add it to both sides.

Add '1.173611113' to each side of the equation.
-2.166666667x + 1.173611113 + x2 = -82.41666667 + 1.173611113

Reorder the terms:
1.173611113 + -2.166666667x + x2 = -82.41666667 + 1.173611113

Combine like terms: -82.41666667 + 1.173611113 = -81.243055557
1.173611113 + -2.166666667x + x2 = -81.243055557

Factor a perfect square on the left side:
(x + -1.083333334)(x + -1.083333334) = -81.243055557

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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