x^2-26x+23=0

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Solution for x^2-26x+23=0 equation:


Simplifying
x2 + -26x + 23 = 0

Reorder the terms:
23 + -26x + x2 = 0

Solving
23 + -26x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-23' to each side of the equation.
23 + -26x + -23 + x2 = 0 + -23

Reorder the terms:
23 + -23 + -26x + x2 = 0 + -23

Combine like terms: 23 + -23 = 0
0 + -26x + x2 = 0 + -23
-26x + x2 = 0 + -23

Combine like terms: 0 + -23 = -23
-26x + x2 = -23

The x term is -26x.  Take half its coefficient (-13).
Square it (169) and add it to both sides.

Add '169' to each side of the equation.
-26x + 169 + x2 = -23 + 169

Reorder the terms:
169 + -26x + x2 = -23 + 169

Combine like terms: -23 + 169 = 146
169 + -26x + x2 = 146

Factor a perfect square on the left side:
(x + -13)(x + -13) = 146

Calculate the square root of the right side: 12.083045974

Break this problem into two subproblems by setting 
(x + -13) equal to 12.083045974 and -12.083045974.

Subproblem 1

x + -13 = 12.083045974 Simplifying x + -13 = 12.083045974 Reorder the terms: -13 + x = 12.083045974 Solving -13 + x = 12.083045974 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + x = 12.083045974 + 13 Combine like terms: -13 + 13 = 0 0 + x = 12.083045974 + 13 x = 12.083045974 + 13 Combine like terms: 12.083045974 + 13 = 25.083045974 x = 25.083045974 Simplifying x = 25.083045974

Subproblem 2

x + -13 = -12.083045974 Simplifying x + -13 = -12.083045974 Reorder the terms: -13 + x = -12.083045974 Solving -13 + x = -12.083045974 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '13' to each side of the equation. -13 + 13 + x = -12.083045974 + 13 Combine like terms: -13 + 13 = 0 0 + x = -12.083045974 + 13 x = -12.083045974 + 13 Combine like terms: -12.083045974 + 13 = 0.916954026 x = 0.916954026 Simplifying x = 0.916954026

Solution

The solution to the problem is based on the solutions from the subproblems. x = {25.083045974, 0.916954026}

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