x^2-14x+34=8

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Solution for x^2-14x+34=8 equation:


Simplifying
x2 + -14x + 34 = 8

Reorder the terms:
34 + -14x + x2 = 8

Solving
34 + -14x + x2 = 8

Solving for variable 'x'.

Reorder the terms:
34 + -8 + -14x + x2 = 8 + -8

Combine like terms: 34 + -8 = 26
26 + -14x + x2 = 8 + -8

Combine like terms: 8 + -8 = 0
26 + -14x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-26' to each side of the equation.
26 + -14x + -26 + x2 = 0 + -26

Reorder the terms:
26 + -26 + -14x + x2 = 0 + -26

Combine like terms: 26 + -26 = 0
0 + -14x + x2 = 0 + -26
-14x + x2 = 0 + -26

Combine like terms: 0 + -26 = -26
-14x + x2 = -26

The x term is -14x.  Take half its coefficient (-7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
-14x + 49 + x2 = -26 + 49

Reorder the terms:
49 + -14x + x2 = -26 + 49

Combine like terms: -26 + 49 = 23
49 + -14x + x2 = 23

Factor a perfect square on the left side:
(x + -7)(x + -7) = 23

Calculate the square root of the right side: 4.795831523

Break this problem into two subproblems by setting 
(x + -7) equal to 4.795831523 and -4.795831523.

Subproblem 1

x + -7 = 4.795831523 Simplifying x + -7 = 4.795831523 Reorder the terms: -7 + x = 4.795831523 Solving -7 + x = 4.795831523 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = 4.795831523 + 7 Combine like terms: -7 + 7 = 0 0 + x = 4.795831523 + 7 x = 4.795831523 + 7 Combine like terms: 4.795831523 + 7 = 11.795831523 x = 11.795831523 Simplifying x = 11.795831523

Subproblem 2

x + -7 = -4.795831523 Simplifying x + -7 = -4.795831523 Reorder the terms: -7 + x = -4.795831523 Solving -7 + x = -4.795831523 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + x = -4.795831523 + 7 Combine like terms: -7 + 7 = 0 0 + x = -4.795831523 + 7 x = -4.795831523 + 7 Combine like terms: -4.795831523 + 7 = 2.204168477 x = 2.204168477 Simplifying x = 2.204168477

Solution

The solution to the problem is based on the solutions from the subproblems. x = {11.795831523, 2.204168477}

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