x^2=-12x+6

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Solution for x^2=-12x+6 equation:


Simplifying
x2 = -12x + 6

Reorder the terms:
x2 = 6 + -12x

Solving
x2 = 6 + -12x

Solving for variable 'x'.

Reorder the terms:
-6 + 12x + x2 = 6 + -12x + -6 + 12x

Reorder the terms:
-6 + 12x + x2 = 6 + -6 + -12x + 12x

Combine like terms: 6 + -6 = 0
-6 + 12x + x2 = 0 + -12x + 12x
-6 + 12x + x2 = -12x + 12x

Combine like terms: -12x + 12x = 0
-6 + 12x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '6' to each side of the equation.
-6 + 12x + 6 + x2 = 0 + 6

Reorder the terms:
-6 + 6 + 12x + x2 = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 12x + x2 = 0 + 6
12x + x2 = 0 + 6

Combine like terms: 0 + 6 = 6
12x + x2 = 6

The x term is 12x.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12x + 36 + x2 = 6 + 36

Reorder the terms:
36 + 12x + x2 = 6 + 36

Combine like terms: 6 + 36 = 42
36 + 12x + x2 = 42

Factor a perfect square on the left side:
(x + 6)(x + 6) = 42

Calculate the square root of the right side: 6.480740698

Break this problem into two subproblems by setting 
(x + 6) equal to 6.480740698 and -6.480740698.

Subproblem 1

x + 6 = 6.480740698 Simplifying x + 6 = 6.480740698 Reorder the terms: 6 + x = 6.480740698 Solving 6 + x = 6.480740698 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = 6.480740698 + -6 Combine like terms: 6 + -6 = 0 0 + x = 6.480740698 + -6 x = 6.480740698 + -6 Combine like terms: 6.480740698 + -6 = 0.480740698 x = 0.480740698 Simplifying x = 0.480740698

Subproblem 2

x + 6 = -6.480740698 Simplifying x + 6 = -6.480740698 Reorder the terms: 6 + x = -6.480740698 Solving 6 + x = -6.480740698 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = -6.480740698 + -6 Combine like terms: 6 + -6 = 0 0 + x = -6.480740698 + -6 x = -6.480740698 + -6 Combine like terms: -6.480740698 + -6 = -12.480740698 x = -12.480740698 Simplifying x = -12.480740698

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.480740698, -12.480740698}

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