6x(x-2)=19x+24

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Solution for 6x(x-2)=19x+24 equation:


Simplifying
6x(x + -2) = 19x + 24

Reorder the terms:
6x(-2 + x) = 19x + 24
(-2 * 6x + x * 6x) = 19x + 24
(-12x + 6x2) = 19x + 24

Reorder the terms:
-12x + 6x2 = 24 + 19x

Solving
-12x + 6x2 = 24 + 19x

Solving for variable 'x'.

Reorder the terms:
-24 + -12x + -19x + 6x2 = 24 + 19x + -24 + -19x

Combine like terms: -12x + -19x = -31x
-24 + -31x + 6x2 = 24 + 19x + -24 + -19x

Reorder the terms:
-24 + -31x + 6x2 = 24 + -24 + 19x + -19x

Combine like terms: 24 + -24 = 0
-24 + -31x + 6x2 = 0 + 19x + -19x
-24 + -31x + 6x2 = 19x + -19x

Combine like terms: 19x + -19x = 0
-24 + -31x + 6x2 = 0

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

Divide each side by '6'.
-4 + -5.166666667x + x2 = 0

Move the constant term to the right:

Add '4' to each side of the equation.
-4 + -5.166666667x + 4 + x2 = 0 + 4

Reorder the terms:
-4 + 4 + -5.166666667x + x2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -5.166666667x + x2 = 0 + 4
-5.166666667x + x2 = 0 + 4

Combine like terms: 0 + 4 = 4
-5.166666667x + x2 = 4

The x term is -5.166666667x.  Take half its coefficient (-2.583333334).
Square it (6.673611115) and add it to both sides.

Add '6.673611115' to each side of the equation.
-5.166666667x + 6.673611115 + x2 = 4 + 6.673611115

Reorder the terms:
6.673611115 + -5.166666667x + x2 = 4 + 6.673611115

Combine like terms: 4 + 6.673611115 = 10.673611115
6.673611115 + -5.166666667x + x2 = 10.673611115

Factor a perfect square on the left side:
(x + -2.583333334)(x + -2.583333334) = 10.673611115

Calculate the square root of the right side: 3.267049298

Break this problem into two subproblems by setting 
(x + -2.583333334) equal to 3.267049298 and -3.267049298.

Subproblem 1

x + -2.583333334 = 3.267049298 Simplifying x + -2.583333334 = 3.267049298 Reorder the terms: -2.583333334 + x = 3.267049298 Solving -2.583333334 + x = 3.267049298 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.583333334' to each side of the equation. -2.583333334 + 2.583333334 + x = 3.267049298 + 2.583333334 Combine like terms: -2.583333334 + 2.583333334 = 0.000000000 0.000000000 + x = 3.267049298 + 2.583333334 x = 3.267049298 + 2.583333334 Combine like terms: 3.267049298 + 2.583333334 = 5.850382632 x = 5.850382632 Simplifying x = 5.850382632

Subproblem 2

x + -2.583333334 = -3.267049298 Simplifying x + -2.583333334 = -3.267049298 Reorder the terms: -2.583333334 + x = -3.267049298 Solving -2.583333334 + x = -3.267049298 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.583333334' to each side of the equation. -2.583333334 + 2.583333334 + x = -3.267049298 + 2.583333334 Combine like terms: -2.583333334 + 2.583333334 = 0.000000000 0.000000000 + x = -3.267049298 + 2.583333334 x = -3.267049298 + 2.583333334 Combine like terms: -3.267049298 + 2.583333334 = -0.683715964 x = -0.683715964 Simplifying x = -0.683715964

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.850382632, -0.683715964}

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