11-4x=(3x-2)(3x-2)+1

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Solution for 11-4x=(3x-2)(3x-2)+1 equation:


Simplifying
11 + -4x = (3x + -2)(3x + -2) + 1

Reorder the terms:
11 + -4x = (-2 + 3x)(3x + -2) + 1

Reorder the terms:
11 + -4x = (-2 + 3x)(-2 + 3x) + 1

Multiply (-2 + 3x) * (-2 + 3x)
11 + -4x = (-2(-2 + 3x) + 3x * (-2 + 3x)) + 1
11 + -4x = ((-2 * -2 + 3x * -2) + 3x * (-2 + 3x)) + 1
11 + -4x = ((4 + -6x) + 3x * (-2 + 3x)) + 1
11 + -4x = (4 + -6x + (-2 * 3x + 3x * 3x)) + 1
11 + -4x = (4 + -6x + (-6x + 9x2)) + 1

Combine like terms: -6x + -6x = -12x
11 + -4x = (4 + -12x + 9x2) + 1

Reorder the terms:
11 + -4x = 4 + 1 + -12x + 9x2

Combine like terms: 4 + 1 = 5
11 + -4x = 5 + -12x + 9x2

Solving
11 + -4x = 5 + -12x + 9x2

Solving for variable 'x'.

Reorder the terms:
11 + -5 + -4x + 12x + -9x2 = 5 + -12x + 9x2 + -5 + 12x + -9x2

Combine like terms: 11 + -5 = 6
6 + -4x + 12x + -9x2 = 5 + -12x + 9x2 + -5 + 12x + -9x2

Combine like terms: -4x + 12x = 8x
6 + 8x + -9x2 = 5 + -12x + 9x2 + -5 + 12x + -9x2

Reorder the terms:
6 + 8x + -9x2 = 5 + -5 + -12x + 12x + 9x2 + -9x2

Combine like terms: 5 + -5 = 0
6 + 8x + -9x2 = 0 + -12x + 12x + 9x2 + -9x2
6 + 8x + -9x2 = -12x + 12x + 9x2 + -9x2

Combine like terms: -12x + 12x = 0
6 + 8x + -9x2 = 0 + 9x2 + -9x2
6 + 8x + -9x2 = 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
6 + 8x + -9x2 = 0

Begin completing the square.  Divide all terms by
-9 the coefficient of the squared term: 

Divide each side by '-9'.
-0.6666666667 + -0.8888888889x + x2 = 0

Move the constant term to the right:

Add '0.6666666667' to each side of the equation.
-0.6666666667 + -0.8888888889x + 0.6666666667 + x2 = 0 + 0.6666666667

Reorder the terms:
-0.6666666667 + 0.6666666667 + -0.8888888889x + x2 = 0 + 0.6666666667

Combine like terms: -0.6666666667 + 0.6666666667 = 0.0000000000
0.0000000000 + -0.8888888889x + x2 = 0 + 0.6666666667
-0.8888888889x + x2 = 0 + 0.6666666667

Combine like terms: 0 + 0.6666666667 = 0.6666666667
-0.8888888889x + x2 = 0.6666666667

The x term is -0.8888888889x.  Take half its coefficient (-0.4444444445).
Square it (0.1975308642) and add it to both sides.

Add '0.1975308642' to each side of the equation.
-0.8888888889x + 0.1975308642 + x2 = 0.6666666667 + 0.1975308642

Reorder the terms:
0.1975308642 + -0.8888888889x + x2 = 0.6666666667 + 0.1975308642

Combine like terms: 0.6666666667 + 0.1975308642 = 0.8641975309
0.1975308642 + -0.8888888889x + x2 = 0.8641975309

Factor a perfect square on the left side:
(x + -0.4444444445)(x + -0.4444444445) = 0.8641975309

Calculate the square root of the right side: 0.929622252

Break this problem into two subproblems by setting 
(x + -0.4444444445) equal to 0.929622252 and -0.929622252.

Subproblem 1

x + -0.4444444445 = 0.929622252 Simplifying x + -0.4444444445 = 0.929622252 Reorder the terms: -0.4444444445 + x = 0.929622252 Solving -0.4444444445 + x = 0.929622252 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4444444445' to each side of the equation. -0.4444444445 + 0.4444444445 + x = 0.929622252 + 0.4444444445 Combine like terms: -0.4444444445 + 0.4444444445 = 0.0000000000 0.0000000000 + x = 0.929622252 + 0.4444444445 x = 0.929622252 + 0.4444444445 Combine like terms: 0.929622252 + 0.4444444445 = 1.3740666965 x = 1.3740666965 Simplifying x = 1.3740666965

Subproblem 2

x + -0.4444444445 = -0.929622252 Simplifying x + -0.4444444445 = -0.929622252 Reorder the terms: -0.4444444445 + x = -0.929622252 Solving -0.4444444445 + x = -0.929622252 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4444444445' to each side of the equation. -0.4444444445 + 0.4444444445 + x = -0.929622252 + 0.4444444445 Combine like terms: -0.4444444445 + 0.4444444445 = 0.0000000000 0.0000000000 + x = -0.929622252 + 0.4444444445 x = -0.929622252 + 0.4444444445 Combine like terms: -0.929622252 + 0.4444444445 = -0.4851778075 x = -0.4851778075 Simplifying x = -0.4851778075

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.3740666965, -0.4851778075}

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