x^2+22x=0-102

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Solution for x^2+22x=0-102 equation:


Simplifying
x2 + 22x = 0 + -102

Reorder the terms:
22x + x2 = 0 + -102

Combine like terms: 0 + -102 = -102
22x + x2 = -102

Solving
22x + x2 = -102

Solving for variable 'x'.

Reorder the terms:
102 + 22x + x2 = -102 + 102

Combine like terms: -102 + 102 = 0
102 + 22x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-102' to each side of the equation.
102 + 22x + -102 + x2 = 0 + -102

Reorder the terms:
102 + -102 + 22x + x2 = 0 + -102

Combine like terms: 102 + -102 = 0
0 + 22x + x2 = 0 + -102
22x + x2 = 0 + -102

Combine like terms: 0 + -102 = -102
22x + x2 = -102

The x term is 22x.  Take half its coefficient (11).
Square it (121) and add it to both sides.

Add '121' to each side of the equation.
22x + 121 + x2 = -102 + 121

Reorder the terms:
121 + 22x + x2 = -102 + 121

Combine like terms: -102 + 121 = 19
121 + 22x + x2 = 19

Factor a perfect square on the left side:
(x + 11)(x + 11) = 19

Calculate the square root of the right side: 4.358898944

Break this problem into two subproblems by setting 
(x + 11) equal to 4.358898944 and -4.358898944.

Subproblem 1

x + 11 = 4.358898944 Simplifying x + 11 = 4.358898944 Reorder the terms: 11 + x = 4.358898944 Solving 11 + x = 4.358898944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + x = 4.358898944 + -11 Combine like terms: 11 + -11 = 0 0 + x = 4.358898944 + -11 x = 4.358898944 + -11 Combine like terms: 4.358898944 + -11 = -6.641101056 x = -6.641101056 Simplifying x = -6.641101056

Subproblem 2

x + 11 = -4.358898944 Simplifying x + 11 = -4.358898944 Reorder the terms: 11 + x = -4.358898944 Solving 11 + x = -4.358898944 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + x = -4.358898944 + -11 Combine like terms: 11 + -11 = 0 0 + x = -4.358898944 + -11 x = -4.358898944 + -11 Combine like terms: -4.358898944 + -11 = -15.358898944 x = -15.358898944 Simplifying x = -15.358898944

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-6.641101056, -15.358898944}

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