x^2+16x-1100=0

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Solution for x^2+16x-1100=0 equation:


Simplifying
x2 + 16x + -1100 = 0

Reorder the terms:
-1100 + 16x + x2 = 0

Solving
-1100 + 16x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '1100' to each side of the equation.
-1100 + 16x + 1100 + x2 = 0 + 1100

Reorder the terms:
-1100 + 1100 + 16x + x2 = 0 + 1100

Combine like terms: -1100 + 1100 = 0
0 + 16x + x2 = 0 + 1100
16x + x2 = 0 + 1100

Combine like terms: 0 + 1100 = 1100
16x + x2 = 1100

The x term is 16x.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16x + 64 + x2 = 1100 + 64

Reorder the terms:
64 + 16x + x2 = 1100 + 64

Combine like terms: 1100 + 64 = 1164
64 + 16x + x2 = 1164

Factor a perfect square on the left side:
(x + 8)(x + 8) = 1164

Calculate the square root of the right side: 34.117444218

Break this problem into two subproblems by setting 
(x + 8) equal to 34.117444218 and -34.117444218.

Subproblem 1

x + 8 = 34.117444218 Simplifying x + 8 = 34.117444218 Reorder the terms: 8 + x = 34.117444218 Solving 8 + x = 34.117444218 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = 34.117444218 + -8 Combine like terms: 8 + -8 = 0 0 + x = 34.117444218 + -8 x = 34.117444218 + -8 Combine like terms: 34.117444218 + -8 = 26.117444218 x = 26.117444218 Simplifying x = 26.117444218

Subproblem 2

x + 8 = -34.117444218 Simplifying x + 8 = -34.117444218 Reorder the terms: 8 + x = -34.117444218 Solving 8 + x = -34.117444218 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = -34.117444218 + -8 Combine like terms: 8 + -8 = 0 0 + x = -34.117444218 + -8 x = -34.117444218 + -8 Combine like terms: -34.117444218 + -8 = -42.117444218 x = -42.117444218 Simplifying x = -42.117444218

Solution

The solution to the problem is based on the solutions from the subproblems. x = {26.117444218, -42.117444218}

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