x^2+32x+126=0

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Solution for x^2+32x+126=0 equation:


Simplifying
x2 + 32x + 126 = 0

Reorder the terms:
126 + 32x + x2 = 0

Solving
126 + 32x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-126' to each side of the equation.
126 + 32x + -126 + x2 = 0 + -126

Reorder the terms:
126 + -126 + 32x + x2 = 0 + -126

Combine like terms: 126 + -126 = 0
0 + 32x + x2 = 0 + -126
32x + x2 = 0 + -126

Combine like terms: 0 + -126 = -126
32x + x2 = -126

The x term is 32x.  Take half its coefficient (16).
Square it (256) and add it to both sides.

Add '256' to each side of the equation.
32x + 256 + x2 = -126 + 256

Reorder the terms:
256 + 32x + x2 = -126 + 256

Combine like terms: -126 + 256 = 130
256 + 32x + x2 = 130

Factor a perfect square on the left side:
(x + 16)(x + 16) = 130

Calculate the square root of the right side: 11.401754251

Break this problem into two subproblems by setting 
(x + 16) equal to 11.401754251 and -11.401754251.

Subproblem 1

x + 16 = 11.401754251 Simplifying x + 16 = 11.401754251 Reorder the terms: 16 + x = 11.401754251 Solving 16 + x = 11.401754251 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + x = 11.401754251 + -16 Combine like terms: 16 + -16 = 0 0 + x = 11.401754251 + -16 x = 11.401754251 + -16 Combine like terms: 11.401754251 + -16 = -4.598245749 x = -4.598245749 Simplifying x = -4.598245749

Subproblem 2

x + 16 = -11.401754251 Simplifying x + 16 = -11.401754251 Reorder the terms: 16 + x = -11.401754251 Solving 16 + x = -11.401754251 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + x = -11.401754251 + -16 Combine like terms: 16 + -16 = 0 0 + x = -11.401754251 + -16 x = -11.401754251 + -16 Combine like terms: -11.401754251 + -16 = -27.401754251 x = -27.401754251 Simplifying x = -27.401754251

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-4.598245749, -27.401754251}

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