x^2-10x-134=0

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Solution for x^2-10x-134=0 equation:


Simplifying
x2 + -10x + -134 = 0

Reorder the terms:
-134 + -10x + x2 = 0

Solving
-134 + -10x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '134' to each side of the equation.
-134 + -10x + 134 + x2 = 0 + 134

Reorder the terms:
-134 + 134 + -10x + x2 = 0 + 134

Combine like terms: -134 + 134 = 0
0 + -10x + x2 = 0 + 134
-10x + x2 = 0 + 134

Combine like terms: 0 + 134 = 134
-10x + x2 = 134

The x term is -10x.  Take half its coefficient (-5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
-10x + 25 + x2 = 134 + 25

Reorder the terms:
25 + -10x + x2 = 134 + 25

Combine like terms: 134 + 25 = 159
25 + -10x + x2 = 159

Factor a perfect square on the left side:
(x + -5)(x + -5) = 159

Calculate the square root of the right side: 12.609520213

Break this problem into two subproblems by setting 
(x + -5) equal to 12.609520213 and -12.609520213.

Subproblem 1

x + -5 = 12.609520213 Simplifying x + -5 = 12.609520213 Reorder the terms: -5 + x = 12.609520213 Solving -5 + x = 12.609520213 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = 12.609520213 + 5 Combine like terms: -5 + 5 = 0 0 + x = 12.609520213 + 5 x = 12.609520213 + 5 Combine like terms: 12.609520213 + 5 = 17.609520213 x = 17.609520213 Simplifying x = 17.609520213

Subproblem 2

x + -5 = -12.609520213 Simplifying x + -5 = -12.609520213 Reorder the terms: -5 + x = -12.609520213 Solving -5 + x = -12.609520213 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = -12.609520213 + 5 Combine like terms: -5 + 5 = 0 0 + x = -12.609520213 + 5 x = -12.609520213 + 5 Combine like terms: -12.609520213 + 5 = -7.609520213 x = -7.609520213 Simplifying x = -7.609520213

Solution

The solution to the problem is based on the solutions from the subproblems. x = {17.609520213, -7.609520213}

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