-x^2+10x+30000=0

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Solution for -x^2+10x+30000=0 equation:


Simplifying
-1x2 + 10x + 30000 = 0

Reorder the terms:
30000 + 10x + -1x2 = 0

Solving
30000 + 10x + -1x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
-30000 + -10x + x2 = 0

Move the constant term to the right:

Add '30000' to each side of the equation.
-30000 + -10x + 30000 + x2 = 0 + 30000

Reorder the terms:
-30000 + 30000 + -10x + x2 = 0 + 30000

Combine like terms: -30000 + 30000 = 0
0 + -10x + x2 = 0 + 30000
-10x + x2 = 0 + 30000

Combine like terms: 0 + 30000 = 30000
-10x + x2 = 30000

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 = 30000 + 25

Reorder the terms:
25 + -10x + x2 = 30000 + 25

Combine like terms: 30000 + 25 = 30025
25 + -10x + x2 = 30025

Factor a perfect square on the left side:
(x + -5)(x + -5) = 30025

Calculate the square root of the right side: 173.277234512

Break this problem into two subproblems by setting 
(x + -5) equal to 173.277234512 and -173.277234512.

Subproblem 1

x + -5 = 173.277234512 Simplifying x + -5 = 173.277234512 Reorder the terms: -5 + x = 173.277234512 Solving -5 + x = 173.277234512 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 = 173.277234512 + 5 Combine like terms: -5 + 5 = 0 0 + x = 173.277234512 + 5 x = 173.277234512 + 5 Combine like terms: 173.277234512 + 5 = 178.277234512 x = 178.277234512 Simplifying x = 178.277234512

Subproblem 2

x + -5 = -173.277234512 Simplifying x + -5 = -173.277234512 Reorder the terms: -5 + x = -173.277234512 Solving -5 + x = -173.277234512 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 = -173.277234512 + 5 Combine like terms: -5 + 5 = 0 0 + x = -173.277234512 + 5 x = -173.277234512 + 5 Combine like terms: -173.277234512 + 5 = -168.277234512 x = -168.277234512 Simplifying x = -168.277234512

Solution

The solution to the problem is based on the solutions from the subproblems. x = {178.277234512, -168.277234512}

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