x=12x^2-64x+64

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Solution for x=12x^2-64x+64 equation:


Simplifying
x = 12x2 + -64x + 64

Reorder the terms:
x = 64 + -64x + 12x2

Solving
x = 64 + -64x + 12x2

Solving for variable 'x'.

Reorder the terms:
-64 + x + 64x + -12x2 = 64 + -64x + 12x2 + -64 + 64x + -12x2

Combine like terms: x + 64x = 65x
-64 + 65x + -12x2 = 64 + -64x + 12x2 + -64 + 64x + -12x2

Reorder the terms:
-64 + 65x + -12x2 = 64 + -64 + -64x + 64x + 12x2 + -12x2

Combine like terms: 64 + -64 = 0
-64 + 65x + -12x2 = 0 + -64x + 64x + 12x2 + -12x2
-64 + 65x + -12x2 = -64x + 64x + 12x2 + -12x2

Combine like terms: -64x + 64x = 0
-64 + 65x + -12x2 = 0 + 12x2 + -12x2
-64 + 65x + -12x2 = 12x2 + -12x2

Combine like terms: 12x2 + -12x2 = 0
-64 + 65x + -12x2 = 0

Begin completing the square.  Divide all terms by
-12 the coefficient of the squared term: 

Divide each side by '-12'.
5.333333333 + -5.416666667x + x2 = 0

Move the constant term to the right:

Add '-5.333333333' to each side of the equation.
5.333333333 + -5.416666667x + -5.333333333 + x2 = 0 + -5.333333333

Reorder the terms:
5.333333333 + -5.333333333 + -5.416666667x + x2 = 0 + -5.333333333

Combine like terms: 5.333333333 + -5.333333333 = 0.000000000
0.000000000 + -5.416666667x + x2 = 0 + -5.333333333
-5.416666667x + x2 = 0 + -5.333333333

Combine like terms: 0 + -5.333333333 = -5.333333333
-5.416666667x + x2 = -5.333333333

The x term is -5.416666667x.  Take half its coefficient (-2.708333334).
Square it (7.335069448) and add it to both sides.

Add '7.335069448' to each side of the equation.
-5.416666667x + 7.335069448 + x2 = -5.333333333 + 7.335069448

Reorder the terms:
7.335069448 + -5.416666667x + x2 = -5.333333333 + 7.335069448

Combine like terms: -5.333333333 + 7.335069448 = 2.001736115
7.335069448 + -5.416666667x + x2 = 2.001736115

Factor a perfect square on the left side:
(x + -2.708333334)(x + -2.708333334) = 2.001736115

Calculate the square root of the right side: 1.414827239

Break this problem into two subproblems by setting 
(x + -2.708333334) equal to 1.414827239 and -1.414827239.

Subproblem 1

x + -2.708333334 = 1.414827239 Simplifying x + -2.708333334 = 1.414827239 Reorder the terms: -2.708333334 + x = 1.414827239 Solving -2.708333334 + x = 1.414827239 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.708333334' to each side of the equation. -2.708333334 + 2.708333334 + x = 1.414827239 + 2.708333334 Combine like terms: -2.708333334 + 2.708333334 = 0.000000000 0.000000000 + x = 1.414827239 + 2.708333334 x = 1.414827239 + 2.708333334 Combine like terms: 1.414827239 + 2.708333334 = 4.123160573 x = 4.123160573 Simplifying x = 4.123160573

Subproblem 2

x + -2.708333334 = -1.414827239 Simplifying x + -2.708333334 = -1.414827239 Reorder the terms: -2.708333334 + x = -1.414827239 Solving -2.708333334 + x = -1.414827239 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.708333334' to each side of the equation. -2.708333334 + 2.708333334 + x = -1.414827239 + 2.708333334 Combine like terms: -2.708333334 + 2.708333334 = 0.000000000 0.000000000 + x = -1.414827239 + 2.708333334 x = -1.414827239 + 2.708333334 Combine like terms: -1.414827239 + 2.708333334 = 1.293506095 x = 1.293506095 Simplifying x = 1.293506095

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.123160573, 1.293506095}

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