(x)=x^2+4x-32x-8

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Solution for (x)=x^2+4x-32x-8 equation:


Simplifying
(x) = x2 + 4x + -32x + -8
x = x2 + 4x + -32x + -8

Reorder the terms:
x = -8 + 4x + -32x + x2

Combine like terms: 4x + -32x = -28x
x = -8 + -28x + x2

Solving
x = -8 + -28x + x2

Solving for variable 'x'.

Reorder the terms:
8 + x + 28x + -1x2 = -8 + -28x + x2 + 8 + 28x + -1x2

Combine like terms: x + 28x = 29x
8 + 29x + -1x2 = -8 + -28x + x2 + 8 + 28x + -1x2

Reorder the terms:
8 + 29x + -1x2 = -8 + 8 + -28x + 28x + x2 + -1x2

Combine like terms: -8 + 8 = 0
8 + 29x + -1x2 = 0 + -28x + 28x + x2 + -1x2
8 + 29x + -1x2 = -28x + 28x + x2 + -1x2

Combine like terms: -28x + 28x = 0
8 + 29x + -1x2 = 0 + x2 + -1x2
8 + 29x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
8 + 29x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-8 + -29x + x2 = 0

Move the constant term to the right:

Add '8' to each side of the equation.
-8 + -29x + 8 + x2 = 0 + 8

Reorder the terms:
-8 + 8 + -29x + x2 = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -29x + x2 = 0 + 8
-29x + x2 = 0 + 8

Combine like terms: 0 + 8 = 8
-29x + x2 = 8

The x term is -29x.  Take half its coefficient (-14.5).
Square it (210.25) and add it to both sides.

Add '210.25' to each side of the equation.
-29x + 210.25 + x2 = 8 + 210.25

Reorder the terms:
210.25 + -29x + x2 = 8 + 210.25

Combine like terms: 8 + 210.25 = 218.25
210.25 + -29x + x2 = 218.25

Factor a perfect square on the left side:
(x + -14.5)(x + -14.5) = 218.25

Calculate the square root of the right side: 14.773286703

Break this problem into two subproblems by setting 
(x + -14.5) equal to 14.773286703 and -14.773286703.

Subproblem 1

x + -14.5 = 14.773286703 Simplifying x + -14.5 = 14.773286703 Reorder the terms: -14.5 + x = 14.773286703 Solving -14.5 + x = 14.773286703 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '14.5' to each side of the equation. -14.5 + 14.5 + x = 14.773286703 + 14.5 Combine like terms: -14.5 + 14.5 = 0.0 0.0 + x = 14.773286703 + 14.5 x = 14.773286703 + 14.5 Combine like terms: 14.773286703 + 14.5 = 29.273286703 x = 29.273286703 Simplifying x = 29.273286703

Subproblem 2

x + -14.5 = -14.773286703 Simplifying x + -14.5 = -14.773286703 Reorder the terms: -14.5 + x = -14.773286703 Solving -14.5 + x = -14.773286703 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '14.5' to each side of the equation. -14.5 + 14.5 + x = -14.773286703 + 14.5 Combine like terms: -14.5 + 14.5 = 0.0 0.0 + x = -14.773286703 + 14.5 x = -14.773286703 + 14.5 Combine like terms: -14.773286703 + 14.5 = -0.273286703 x = -0.273286703 Simplifying x = -0.273286703

Solution

The solution to the problem is based on the solutions from the subproblems. x = {29.273286703, -0.273286703}

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