12x^2-22x=-5

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Solution for 12x^2-22x=-5 equation:


Simplifying
12x2 + -22x = -5

Reorder the terms:
-22x + 12x2 = -5

Solving
-22x + 12x2 = -5

Solving for variable 'x'.

Reorder the terms:
5 + -22x + 12x2 = -5 + 5

Combine like terms: -5 + 5 = 0
5 + -22x + 12x2 = 0

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

Divide each side by '12'.
0.4166666667 + -1.833333333x + x2 = 0

Move the constant term to the right:

Add '-0.4166666667' to each side of the equation.
0.4166666667 + -1.833333333x + -0.4166666667 + x2 = 0 + -0.4166666667

Reorder the terms:
0.4166666667 + -0.4166666667 + -1.833333333x + x2 = 0 + -0.4166666667

Combine like terms: 0.4166666667 + -0.4166666667 = 0.0000000000
0.0000000000 + -1.833333333x + x2 = 0 + -0.4166666667
-1.833333333x + x2 = 0 + -0.4166666667

Combine like terms: 0 + -0.4166666667 = -0.4166666667
-1.833333333x + x2 = -0.4166666667

The x term is -1.833333333x.  Take half its coefficient (-0.9166666665).
Square it (0.8402777775) and add it to both sides.

Add '0.8402777775' to each side of the equation.
-1.833333333x + 0.8402777775 + x2 = -0.4166666667 + 0.8402777775

Reorder the terms:
0.8402777775 + -1.833333333x + x2 = -0.4166666667 + 0.8402777775

Combine like terms: -0.4166666667 + 0.8402777775 = 0.4236111108
0.8402777775 + -1.833333333x + x2 = 0.4236111108

Factor a perfect square on the left side:
(x + -0.9166666665)(x + -0.9166666665) = 0.4236111108

Calculate the square root of the right side: 0.650854139

Break this problem into two subproblems by setting 
(x + -0.9166666665) equal to 0.650854139 and -0.650854139.

Subproblem 1

x + -0.9166666665 = 0.650854139 Simplifying x + -0.9166666665 = 0.650854139 Reorder the terms: -0.9166666665 + x = 0.650854139 Solving -0.9166666665 + x = 0.650854139 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.9166666665' to each side of the equation. -0.9166666665 + 0.9166666665 + x = 0.650854139 + 0.9166666665 Combine like terms: -0.9166666665 + 0.9166666665 = 0.0000000000 0.0000000000 + x = 0.650854139 + 0.9166666665 x = 0.650854139 + 0.9166666665 Combine like terms: 0.650854139 + 0.9166666665 = 1.5675208055 x = 1.5675208055 Simplifying x = 1.5675208055

Subproblem 2

x + -0.9166666665 = -0.650854139 Simplifying x + -0.9166666665 = -0.650854139 Reorder the terms: -0.9166666665 + x = -0.650854139 Solving -0.9166666665 + x = -0.650854139 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.9166666665' to each side of the equation. -0.9166666665 + 0.9166666665 + x = -0.650854139 + 0.9166666665 Combine like terms: -0.9166666665 + 0.9166666665 = 0.0000000000 0.0000000000 + x = -0.650854139 + 0.9166666665 x = -0.650854139 + 0.9166666665 Combine like terms: -0.650854139 + 0.9166666665 = 0.2658125275 x = 0.2658125275 Simplifying x = 0.2658125275

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.5675208055, 0.2658125275}

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