(x^2)-8x-24=0

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Solution for (x^2)-8x-24=0 equation:


Simplifying
(x2) + -8x + -24 = 0
x2 + -8x + -24 = 0

Reorder the terms:
-24 + -8x + x2 = 0

Solving
-24 + -8x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '24' to each side of the equation.
-24 + -8x + 24 + x2 = 0 + 24

Reorder the terms:
-24 + 24 + -8x + x2 = 0 + 24

Combine like terms: -24 + 24 = 0
0 + -8x + x2 = 0 + 24
-8x + x2 = 0 + 24

Combine like terms: 0 + 24 = 24
-8x + x2 = 24

The x term is -8x.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8x + 16 + x2 = 24 + 16

Reorder the terms:
16 + -8x + x2 = 24 + 16

Combine like terms: 24 + 16 = 40
16 + -8x + x2 = 40

Factor a perfect square on the left side:
(x + -4)(x + -4) = 40

Calculate the square root of the right side: 6.32455532

Break this problem into two subproblems by setting 
(x + -4) equal to 6.32455532 and -6.32455532.


Subproblem 1
x + -4 = 6.32455532

Simplifying
x + -4 = 6.32455532

Reorder the terms:
-4 + x = 6.32455532

Solving
-4 + x = 6.32455532

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + x = 6.32455532 + 4

Combine like terms: -4 + 4 = 0
0 + x = 6.32455532 + 4
x = 6.32455532 + 4

Combine like terms: 6.32455532 + 4 = 10.32455532
x = 10.32455532

Simplifying
x = 10.32455532


Subproblem 2
x + -4 = -6.32455532

Simplifying
x + -4 = -6.32455532

Reorder the terms:
-4 + x = -6.32455532

Solving
-4 + x = -6.32455532

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + x = -6.32455532 + 4

Combine like terms: -4 + 4 = 0
0 + x = -6.32455532 + 4
x = -6.32455532 + 4

Combine like terms: -6.32455532 + 4 = -2.32455532
x = -2.32455532

Simplifying
x = -2.32455532


Solution
The solution to the problem is based on the solutions
from the subproblems.
x = {10.32455532, -2.32455532}

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