(-12x^2+19x-6)=0

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Solution for (-12x^2+19x-6)=0 equation:


Simplifying
(-12x2 + 19x + -6) = 0

Reorder the terms:
(-6 + 19x + -12x2) = 0

Remove parenthesis around (-6 + 19x + -12x2)
-6 + 19x + -12x2 = 0

Solving
-6 + 19x + -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'.
0.5 + -1.583333333x + x2 = 0

Move the constant term to the right:

Add '-0.5' to each side of the equation.
0.5 + -1.583333333x + -0.5 + x2 = 0 + -0.5

Reorder the terms:
0.5 + -0.5 + -1.583333333x + x2 = 0 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + -1.583333333x + x2 = 0 + -0.5
-1.583333333x + x2 = 0 + -0.5

Combine like terms: 0 + -0.5 = -0.5
-1.583333333x + x2 = -0.5

The x term is -1.583333333x.  Take half its coefficient (-0.7916666665).
Square it (0.6267361108) and add it to both sides.

Add '0.6267361108' to each side of the equation.
-1.583333333x + 0.6267361108 + x2 = -0.5 + 0.6267361108

Reorder the terms:
0.6267361108 + -1.583333333x + x2 = -0.5 + 0.6267361108

Combine like terms: -0.5 + 0.6267361108 = 0.1267361108
0.6267361108 + -1.583333333x + x2 = 0.1267361108

Factor a perfect square on the left side:
(x + -0.7916666665)(x + -0.7916666665) = 0.1267361108

Calculate the square root of the right side: 0.356000156

Break this problem into two subproblems by setting 
(x + -0.7916666665) equal to 0.356000156 and -0.356000156.

Subproblem 1

x + -0.7916666665 = 0.356000156 Simplifying x + -0.7916666665 = 0.356000156 Reorder the terms: -0.7916666665 + x = 0.356000156 Solving -0.7916666665 + x = 0.356000156 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.7916666665' to each side of the equation. -0.7916666665 + 0.7916666665 + x = 0.356000156 + 0.7916666665 Combine like terms: -0.7916666665 + 0.7916666665 = 0.0000000000 0.0000000000 + x = 0.356000156 + 0.7916666665 x = 0.356000156 + 0.7916666665 Combine like terms: 0.356000156 + 0.7916666665 = 1.1476668225 x = 1.1476668225 Simplifying x = 1.1476668225

Subproblem 2

x + -0.7916666665 = -0.356000156 Simplifying x + -0.7916666665 = -0.356000156 Reorder the terms: -0.7916666665 + x = -0.356000156 Solving -0.7916666665 + x = -0.356000156 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.7916666665' to each side of the equation. -0.7916666665 + 0.7916666665 + x = -0.356000156 + 0.7916666665 Combine like terms: -0.7916666665 + 0.7916666665 = 0.0000000000 0.0000000000 + x = -0.356000156 + 0.7916666665 x = -0.356000156 + 0.7916666665 Combine like terms: -0.356000156 + 0.7916666665 = 0.4356665105 x = 0.4356665105 Simplifying x = 0.4356665105

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.1476668225, 0.4356665105}

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