23-7(2x-12)=x-14*5+(x-14)*x

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Solution for 23-7(2x-12)=x-14*5+(x-14)*x equation:


Simplifying
23 + -7(2x + -12) = x + -14 * 5 + (x + -14) * x

Reorder the terms:
23 + -7(-12 + 2x) = x + -14 * 5 + (x + -14) * x
23 + (-12 * -7 + 2x * -7) = x + -14 * 5 + (x + -14) * x
23 + (84 + -14x) = x + -14 * 5 + (x + -14) * x

Combine like terms: 23 + 84 = 107
107 + -14x = x + -14 * 5 + (x + -14) * x

Multiply -14 * 5
107 + -14x = x + -70 + (x + -14) * x

Reorder the terms:
107 + -14x = x + -70 + (-14 + x) * x

Reorder the terms for easier multiplication:
107 + -14x = x + -70 + x(-14 + x)
107 + -14x = x + -70 + (-14 * x + x * x)
107 + -14x = x + -70 + (-14x + x2)

Reorder the terms:
107 + -14x = -70 + x + -14x + x2

Combine like terms: x + -14x = -13x
107 + -14x = -70 + -13x + x2

Solving
107 + -14x = -70 + -13x + x2

Solving for variable 'x'.

Reorder the terms:
107 + 70 + -14x + 13x + -1x2 = -70 + -13x + x2 + 70 + 13x + -1x2

Combine like terms: 107 + 70 = 177
177 + -14x + 13x + -1x2 = -70 + -13x + x2 + 70 + 13x + -1x2

Combine like terms: -14x + 13x = -1x
177 + -1x + -1x2 = -70 + -13x + x2 + 70 + 13x + -1x2

Reorder the terms:
177 + -1x + -1x2 = -70 + 70 + -13x + 13x + x2 + -1x2

Combine like terms: -70 + 70 = 0
177 + -1x + -1x2 = 0 + -13x + 13x + x2 + -1x2
177 + -1x + -1x2 = -13x + 13x + x2 + -1x2

Combine like terms: -13x + 13x = 0
177 + -1x + -1x2 = 0 + x2 + -1x2
177 + -1x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
177 + -1x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-177 + x + x2 = 0

Move the constant term to the right:

Add '177' to each side of the equation.
-177 + x + 177 + x2 = 0 + 177

Reorder the terms:
-177 + 177 + x + x2 = 0 + 177

Combine like terms: -177 + 177 = 0
0 + x + x2 = 0 + 177
x + x2 = 0 + 177

Combine like terms: 0 + 177 = 177
x + x2 = 177

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
 + 0.25 + x2 = 177 + 0.25

Combine like terms:  + 0.25 = 1.25
1.25 + x2 = 177 + 0.25

Combine like terms: 177 + 0.25 = 177.25
1.25 + x2 = 177.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 177.25

Calculate the square root of the right side: 13.313526956

Break this problem into two subproblems by setting 
(x + 0.5) equal to 13.313526956 and -13.313526956.

Subproblem 1

x + 0.5 = 13.313526956 Simplifying x + 0.5 = 13.313526956 Reorder the terms: 0.5 + x = 13.313526956 Solving 0.5 + x = 13.313526956 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 13.313526956 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 13.313526956 + -0.5 x = 13.313526956 + -0.5 Combine like terms: 13.313526956 + -0.5 = 12.813526956 x = 12.813526956 Simplifying x = 12.813526956

Subproblem 2

x + 0.5 = -13.313526956 Simplifying x + 0.5 = -13.313526956 Reorder the terms: 0.5 + x = -13.313526956 Solving 0.5 + x = -13.313526956 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -13.313526956 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -13.313526956 + -0.5 x = -13.313526956 + -0.5 Combine like terms: -13.313526956 + -0.5 = -13.813526956 x = -13.813526956 Simplifying x = -13.813526956

Solution

The solution to the problem is based on the solutions from the subproblems. x = {12.813526956, -13.813526956}

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