x^2-46x-1=125

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Solution for x^2-46x-1=125 equation:


Simplifying
x2 + -46x + -1 = 125

Reorder the terms:
-1 + -46x + x2 = 125

Solving
-1 + -46x + x2 = 125

Solving for variable 'x'.

Reorder the terms:
-1 + -125 + -46x + x2 = 125 + -125

Combine like terms: -1 + -125 = -126
-126 + -46x + x2 = 125 + -125

Combine like terms: 125 + -125 = 0
-126 + -46x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '126' to each side of the equation.
-126 + -46x + 126 + x2 = 0 + 126

Reorder the terms:
-126 + 126 + -46x + x2 = 0 + 126

Combine like terms: -126 + 126 = 0
0 + -46x + x2 = 0 + 126
-46x + x2 = 0 + 126

Combine like terms: 0 + 126 = 126
-46x + x2 = 126

The x term is -46x.  Take half its coefficient (-23).
Square it (529) and add it to both sides.

Add '529' to each side of the equation.
-46x + 529 + x2 = 126 + 529

Reorder the terms:
529 + -46x + x2 = 126 + 529

Combine like terms: 126 + 529 = 655
529 + -46x + x2 = 655

Factor a perfect square on the left side:
(x + -23)(x + -23) = 655

Calculate the square root of the right side: 25.592967784

Break this problem into two subproblems by setting 
(x + -23) equal to 25.592967784 and -25.592967784.

Subproblem 1

x + -23 = 25.592967784 Simplifying x + -23 = 25.592967784 Reorder the terms: -23 + x = 25.592967784 Solving -23 + x = 25.592967784 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '23' to each side of the equation. -23 + 23 + x = 25.592967784 + 23 Combine like terms: -23 + 23 = 0 0 + x = 25.592967784 + 23 x = 25.592967784 + 23 Combine like terms: 25.592967784 + 23 = 48.592967784 x = 48.592967784 Simplifying x = 48.592967784

Subproblem 2

x + -23 = -25.592967784 Simplifying x + -23 = -25.592967784 Reorder the terms: -23 + x = -25.592967784 Solving -23 + x = -25.592967784 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '23' to each side of the equation. -23 + 23 + x = -25.592967784 + 23 Combine like terms: -23 + 23 = 0 0 + x = -25.592967784 + 23 x = -25.592967784 + 23 Combine like terms: -25.592967784 + 23 = -2.592967784 x = -2.592967784 Simplifying x = -2.592967784

Solution

The solution to the problem is based on the solutions from the subproblems. x = {48.592967784, -2.592967784}

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