6x^2-19x=73

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Solution for 6x^2-19x=73 equation:


Simplifying
6x2 + -19x = 73

Reorder the terms:
-19x + 6x2 = 73

Solving
-19x + 6x2 = 73

Solving for variable 'x'.

Reorder the terms:
-73 + -19x + 6x2 = 73 + -73

Combine like terms: 73 + -73 = 0
-73 + -19x + 6x2 = 0

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

Divide each side by '6'.
-12.16666667 + -3.166666667x + x2 = 0

Move the constant term to the right:

Add '12.16666667' to each side of the equation.
-12.16666667 + -3.166666667x + 12.16666667 + x2 = 0 + 12.16666667

Reorder the terms:
-12.16666667 + 12.16666667 + -3.166666667x + x2 = 0 + 12.16666667

Combine like terms: -12.16666667 + 12.16666667 = 0.00000000
0.00000000 + -3.166666667x + x2 = 0 + 12.16666667
-3.166666667x + x2 = 0 + 12.16666667

Combine like terms: 0 + 12.16666667 = 12.16666667
-3.166666667x + x2 = 12.16666667

The x term is -3.166666667x.  Take half its coefficient (-1.583333334).
Square it (2.506944447) and add it to both sides.

Add '2.506944447' to each side of the equation.
-3.166666667x + 2.506944447 + x2 = 12.16666667 + 2.506944447

Reorder the terms:
2.506944447 + -3.166666667x + x2 = 12.16666667 + 2.506944447

Combine like terms: 12.16666667 + 2.506944447 = 14.673611117
2.506944447 + -3.166666667x + x2 = 14.673611117

Factor a perfect square on the left side:
(x + -1.583333334)(x + -1.583333334) = 14.673611117

Calculate the square root of the right side: 3.830614979

Break this problem into two subproblems by setting 
(x + -1.583333334) equal to 3.830614979 and -3.830614979.

Subproblem 1

x + -1.583333334 = 3.830614979 Simplifying x + -1.583333334 = 3.830614979 Reorder the terms: -1.583333334 + x = 3.830614979 Solving -1.583333334 + x = 3.830614979 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.583333334' to each side of the equation. -1.583333334 + 1.583333334 + x = 3.830614979 + 1.583333334 Combine like terms: -1.583333334 + 1.583333334 = 0.000000000 0.000000000 + x = 3.830614979 + 1.583333334 x = 3.830614979 + 1.583333334 Combine like terms: 3.830614979 + 1.583333334 = 5.413948313 x = 5.413948313 Simplifying x = 5.413948313

Subproblem 2

x + -1.583333334 = -3.830614979 Simplifying x + -1.583333334 = -3.830614979 Reorder the terms: -1.583333334 + x = -3.830614979 Solving -1.583333334 + x = -3.830614979 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.583333334' to each side of the equation. -1.583333334 + 1.583333334 + x = -3.830614979 + 1.583333334 Combine like terms: -1.583333334 + 1.583333334 = 0.000000000 0.000000000 + x = -3.830614979 + 1.583333334 x = -3.830614979 + 1.583333334 Combine like terms: -3.830614979 + 1.583333334 = -2.247281645 x = -2.247281645 Simplifying x = -2.247281645

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.413948313, -2.247281645}

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