x^2-210x-2000=0

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Solution for x^2-210x-2000=0 equation:


Simplifying
x2 + -210x + -2000 = 0

Reorder the terms:
-2000 + -210x + x2 = 0

Solving
-2000 + -210x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '2000' to each side of the equation.
-2000 + -210x + 2000 + x2 = 0 + 2000

Reorder the terms:
-2000 + 2000 + -210x + x2 = 0 + 2000

Combine like terms: -2000 + 2000 = 0
0 + -210x + x2 = 0 + 2000
-210x + x2 = 0 + 2000

Combine like terms: 0 + 2000 = 2000
-210x + x2 = 2000

The x term is -210x.  Take half its coefficient (-105).
Square it (11025) and add it to both sides.

Add '11025' to each side of the equation.
-210x + 11025 + x2 = 2000 + 11025

Reorder the terms:
11025 + -210x + x2 = 2000 + 11025

Combine like terms: 2000 + 11025 = 13025
11025 + -210x + x2 = 13025

Factor a perfect square on the left side:
(x + -105)(x + -105) = 13025

Calculate the square root of the right side: 114.127122105

Break this problem into two subproblems by setting 
(x + -105) equal to 114.127122105 and -114.127122105.

Subproblem 1

x + -105 = 114.127122105 Simplifying x + -105 = 114.127122105 Reorder the terms: -105 + x = 114.127122105 Solving -105 + x = 114.127122105 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '105' to each side of the equation. -105 + 105 + x = 114.127122105 + 105 Combine like terms: -105 + 105 = 0 0 + x = 114.127122105 + 105 x = 114.127122105 + 105 Combine like terms: 114.127122105 + 105 = 219.127122105 x = 219.127122105 Simplifying x = 219.127122105

Subproblem 2

x + -105 = -114.127122105 Simplifying x + -105 = -114.127122105 Reorder the terms: -105 + x = -114.127122105 Solving -105 + x = -114.127122105 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '105' to each side of the equation. -105 + 105 + x = -114.127122105 + 105 Combine like terms: -105 + 105 = 0 0 + x = -114.127122105 + 105 x = -114.127122105 + 105 Combine like terms: -114.127122105 + 105 = -9.127122105 x = -9.127122105 Simplifying x = -9.127122105

Solution

The solution to the problem is based on the solutions from the subproblems. x = {219.127122105, -9.127122105}

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