x^2+6x-107=0

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Solution for x^2+6x-107=0 equation:


Simplifying
x2 + 6x + -107 = 0

Reorder the terms:
-107 + 6x + x2 = 0

Solving
-107 + 6x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '107' to each side of the equation.
-107 + 6x + 107 + x2 = 0 + 107

Reorder the terms:
-107 + 107 + 6x + x2 = 0 + 107

Combine like terms: -107 + 107 = 0
0 + 6x + x2 = 0 + 107
6x + x2 = 0 + 107

Combine like terms: 0 + 107 = 107
6x + x2 = 107

The x term is 6x.  Take half its coefficient (3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
6x + 9 + x2 = 107 + 9

Reorder the terms:
9 + 6x + x2 = 107 + 9

Combine like terms: 107 + 9 = 116
9 + 6x + x2 = 116

Factor a perfect square on the left side:
(x + 3)(x + 3) = 116

Calculate the square root of the right side: 10.770329614

Break this problem into two subproblems by setting 
(x + 3) equal to 10.770329614 and -10.770329614.

Subproblem 1

x + 3 = 10.770329614 Simplifying x + 3 = 10.770329614 Reorder the terms: 3 + x = 10.770329614 Solving 3 + x = 10.770329614 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 10.770329614 + -3 Combine like terms: 3 + -3 = 0 0 + x = 10.770329614 + -3 x = 10.770329614 + -3 Combine like terms: 10.770329614 + -3 = 7.770329614 x = 7.770329614 Simplifying x = 7.770329614

Subproblem 2

x + 3 = -10.770329614 Simplifying x + 3 = -10.770329614 Reorder the terms: 3 + x = -10.770329614 Solving 3 + x = -10.770329614 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = -10.770329614 + -3 Combine like terms: 3 + -3 = 0 0 + x = -10.770329614 + -3 x = -10.770329614 + -3 Combine like terms: -10.770329614 + -3 = -13.770329614 x = -13.770329614 Simplifying x = -13.770329614

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.770329614, -13.770329614}

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