-x^2-113x+22=0

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Solution for -x^2-113x+22=0 equation:


Simplifying
-1x2 + -113x + 22 = 0

Reorder the terms:
22 + -113x + -1x2 = 0

Solving
22 + -113x + -1x2 = 0

Solving for variable 'x'.

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

Divide each side by '-1'.
-22 + 113x + x2 = 0

Move the constant term to the right:

Add '22' to each side of the equation.
-22 + 113x + 22 + x2 = 0 + 22

Reorder the terms:
-22 + 22 + 113x + x2 = 0 + 22

Combine like terms: -22 + 22 = 0
0 + 113x + x2 = 0 + 22
113x + x2 = 0 + 22

Combine like terms: 0 + 22 = 22
113x + x2 = 22

The x term is 113x.  Take half its coefficient (56.5).
Square it (3192.25) and add it to both sides.

Add '3192.25' to each side of the equation.
113x + 3192.25 + x2 = 22 + 3192.25

Reorder the terms:
3192.25 + 113x + x2 = 22 + 3192.25

Combine like terms: 22 + 3192.25 = 3214.25
3192.25 + 113x + x2 = 3214.25

Factor a perfect square on the left side:
(x + 56.5)(x + 56.5) = 3214.25

Calculate the square root of the right side: 56.69435598

Break this problem into two subproblems by setting 
(x + 56.5) equal to 56.69435598 and -56.69435598.

Subproblem 1

x + 56.5 = 56.69435598 Simplifying x + 56.5 = 56.69435598 Reorder the terms: 56.5 + x = 56.69435598 Solving 56.5 + x = 56.69435598 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-56.5' to each side of the equation. 56.5 + -56.5 + x = 56.69435598 + -56.5 Combine like terms: 56.5 + -56.5 = 0.0 0.0 + x = 56.69435598 + -56.5 x = 56.69435598 + -56.5 Combine like terms: 56.69435598 + -56.5 = 0.19435598 x = 0.19435598 Simplifying x = 0.19435598

Subproblem 2

x + 56.5 = -56.69435598 Simplifying x + 56.5 = -56.69435598 Reorder the terms: 56.5 + x = -56.69435598 Solving 56.5 + x = -56.69435598 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-56.5' to each side of the equation. 56.5 + -56.5 + x = -56.69435598 + -56.5 Combine like terms: 56.5 + -56.5 = 0.0 0.0 + x = -56.69435598 + -56.5 x = -56.69435598 + -56.5 Combine like terms: -56.69435598 + -56.5 = -113.19435598 x = -113.19435598 Simplifying x = -113.19435598

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.19435598, -113.19435598}

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