x^2+6x-360=0

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Solution for x^2+6x-360=0 equation:


Simplifying
x2 + 6x + -360 = 0

Reorder the terms:
-360 + 6x + x2 = 0

Solving
-360 + 6x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '360' to each side of the equation.
-360 + 6x + 360 + x2 = 0 + 360

Reorder the terms:
-360 + 360 + 6x + x2 = 0 + 360

Combine like terms: -360 + 360 = 0
0 + 6x + x2 = 0 + 360
6x + x2 = 0 + 360

Combine like terms: 0 + 360 = 360
6x + x2 = 360

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 = 360 + 9

Reorder the terms:
9 + 6x + x2 = 360 + 9

Combine like terms: 360 + 9 = 369
9 + 6x + x2 = 369

Factor a perfect square on the left side:
(x + 3)(x + 3) = 369

Calculate the square root of the right side: 19.209372712

Break this problem into two subproblems by setting 
(x + 3) equal to 19.209372712 and -19.209372712.

Subproblem 1

x + 3 = 19.209372712 Simplifying x + 3 = 19.209372712 Reorder the terms: 3 + x = 19.209372712 Solving 3 + x = 19.209372712 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 = 19.209372712 + -3 Combine like terms: 3 + -3 = 0 0 + x = 19.209372712 + -3 x = 19.209372712 + -3 Combine like terms: 19.209372712 + -3 = 16.209372712 x = 16.209372712 Simplifying x = 16.209372712

Subproblem 2

x + 3 = -19.209372712 Simplifying x + 3 = -19.209372712 Reorder the terms: 3 + x = -19.209372712 Solving 3 + x = -19.209372712 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 = -19.209372712 + -3 Combine like terms: 3 + -3 = 0 0 + x = -19.209372712 + -3 x = -19.209372712 + -3 Combine like terms: -19.209372712 + -3 = -22.209372712 x = -22.209372712 Simplifying x = -22.209372712

Solution

The solution to the problem is based on the solutions from the subproblems. x = {16.209372712, -22.209372712}

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