x^2=169x-5

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Solution for x^2=169x-5 equation:


Simplifying
x2 = 169x + -5

Reorder the terms:
x2 = -5 + 169x

Solving
x2 = -5 + 169x

Solving for variable 'x'.

Reorder the terms:
5 + -169x + x2 = -5 + 169x + 5 + -169x

Reorder the terms:
5 + -169x + x2 = -5 + 5 + 169x + -169x

Combine like terms: -5 + 5 = 0
5 + -169x + x2 = 0 + 169x + -169x
5 + -169x + x2 = 169x + -169x

Combine like terms: 169x + -169x = 0
5 + -169x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + -169x + -5 + x2 = 0 + -5

Reorder the terms:
5 + -5 + -169x + x2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -169x + x2 = 0 + -5
-169x + x2 = 0 + -5

Combine like terms: 0 + -5 = -5
-169x + x2 = -5

The x term is -169x.  Take half its coefficient (-84.5).
Square it (7140.25) and add it to both sides.

Add '7140.25' to each side of the equation.
-169x + 7140.25 + x2 = -5 + 7140.25

Reorder the terms:
7140.25 + -169x + x2 = -5 + 7140.25

Combine like terms: -5 + 7140.25 = 7135.25
7140.25 + -169x + x2 = 7135.25

Factor a perfect square on the left side:
(x + -84.5)(x + -84.5) = 7135.25

Calculate the square root of the right side: 84.47040902

Break this problem into two subproblems by setting 
(x + -84.5) equal to 84.47040902 and -84.47040902.

Subproblem 1

x + -84.5 = 84.47040902 Simplifying x + -84.5 = 84.47040902 Reorder the terms: -84.5 + x = 84.47040902 Solving -84.5 + x = 84.47040902 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '84.5' to each side of the equation. -84.5 + 84.5 + x = 84.47040902 + 84.5 Combine like terms: -84.5 + 84.5 = 0.0 0.0 + x = 84.47040902 + 84.5 x = 84.47040902 + 84.5 Combine like terms: 84.47040902 + 84.5 = 168.97040902 x = 168.97040902 Simplifying x = 168.97040902

Subproblem 2

x + -84.5 = -84.47040902 Simplifying x + -84.5 = -84.47040902 Reorder the terms: -84.5 + x = -84.47040902 Solving -84.5 + x = -84.47040902 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '84.5' to each side of the equation. -84.5 + 84.5 + x = -84.47040902 + 84.5 Combine like terms: -84.5 + 84.5 = 0.0 0.0 + x = -84.47040902 + 84.5 x = -84.47040902 + 84.5 Combine like terms: -84.47040902 + 84.5 = 0.02959098 x = 0.02959098 Simplifying x = 0.02959098

Solution

The solution to the problem is based on the solutions from the subproblems. x = {168.97040902, 0.02959098}

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