24x^2-82x-63=0

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Solution for 24x^2-82x-63=0 equation:


Simplifying
24x2 + -82x + -63 = 0

Reorder the terms:
-63 + -82x + 24x2 = 0

Solving
-63 + -82x + 24x2 = 0

Solving for variable 'x'.

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

Divide each side by '24'.
-2.625 + -3.416666667x + x2 = 0

Move the constant term to the right:

Add '2.625' to each side of the equation.
-2.625 + -3.416666667x + 2.625 + x2 = 0 + 2.625

Reorder the terms:
-2.625 + 2.625 + -3.416666667x + x2 = 0 + 2.625

Combine like terms: -2.625 + 2.625 = 0.000
0.000 + -3.416666667x + x2 = 0 + 2.625
-3.416666667x + x2 = 0 + 2.625

Combine like terms: 0 + 2.625 = 2.625
-3.416666667x + x2 = 2.625

The x term is -3.416666667x.  Take half its coefficient (-1.708333334).
Square it (2.918402780) and add it to both sides.

Add '2.918402780' to each side of the equation.
-3.416666667x + 2.918402780 + x2 = 2.625 + 2.918402780

Reorder the terms:
2.918402780 + -3.416666667x + x2 = 2.625 + 2.918402780

Combine like terms: 2.625 + 2.918402780 = 5.54340278
2.918402780 + -3.416666667x + x2 = 5.54340278

Factor a perfect square on the left side:
(x + -1.708333334)(x + -1.708333334) = 5.54340278

Calculate the square root of the right side: 2.3544432

Break this problem into two subproblems by setting 
(x + -1.708333334) equal to 2.3544432 and -2.3544432.

Subproblem 1

x + -1.708333334 = 2.3544432 Simplifying x + -1.708333334 = 2.3544432 Reorder the terms: -1.708333334 + x = 2.3544432 Solving -1.708333334 + x = 2.3544432 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.708333334' to each side of the equation. -1.708333334 + 1.708333334 + x = 2.3544432 + 1.708333334 Combine like terms: -1.708333334 + 1.708333334 = 0.000000000 0.000000000 + x = 2.3544432 + 1.708333334 x = 2.3544432 + 1.708333334 Combine like terms: 2.3544432 + 1.708333334 = 4.062776534 x = 4.062776534 Simplifying x = 4.062776534

Subproblem 2

x + -1.708333334 = -2.3544432 Simplifying x + -1.708333334 = -2.3544432 Reorder the terms: -1.708333334 + x = -2.3544432 Solving -1.708333334 + x = -2.3544432 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '1.708333334' to each side of the equation. -1.708333334 + 1.708333334 + x = -2.3544432 + 1.708333334 Combine like terms: -1.708333334 + 1.708333334 = 0.000000000 0.000000000 + x = -2.3544432 + 1.708333334 x = -2.3544432 + 1.708333334 Combine like terms: -2.3544432 + 1.708333334 = -0.646109866 x = -0.646109866 Simplifying x = -0.646109866

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.062776534, -0.646109866}

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