212x-5000-x^2=0

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Solution for 212x-5000-x^2=0 equation:


Simplifying
212x + -5000 + -1x2 = 0

Reorder the terms:
-5000 + 212x + -1x2 = 0

Solving
-5000 + 212x + -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'.
5000 + -212x + x2 = 0

Move the constant term to the right:

Add '-5000' to each side of the equation.
5000 + -212x + -5000 + x2 = 0 + -5000

Reorder the terms:
5000 + -5000 + -212x + x2 = 0 + -5000

Combine like terms: 5000 + -5000 = 0
0 + -212x + x2 = 0 + -5000
-212x + x2 = 0 + -5000

Combine like terms: 0 + -5000 = -5000
-212x + x2 = -5000

The x term is -212x.  Take half its coefficient (-106).
Square it (11236) and add it to both sides.

Add '11236' to each side of the equation.
-212x + 11236 + x2 = -5000 + 11236

Reorder the terms:
11236 + -212x + x2 = -5000 + 11236

Combine like terms: -5000 + 11236 = 6236
11236 + -212x + x2 = 6236

Factor a perfect square on the left side:
(x + -106)(x + -106) = 6236

Calculate the square root of the right side: 78.96834809

Break this problem into two subproblems by setting 
(x + -106) equal to 78.96834809 and -78.96834809.

Subproblem 1

x + -106 = 78.96834809 Simplifying x + -106 = 78.96834809 Reorder the terms: -106 + x = 78.96834809 Solving -106 + x = 78.96834809 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '106' to each side of the equation. -106 + 106 + x = 78.96834809 + 106 Combine like terms: -106 + 106 = 0 0 + x = 78.96834809 + 106 x = 78.96834809 + 106 Combine like terms: 78.96834809 + 106 = 184.96834809 x = 184.96834809 Simplifying x = 184.96834809

Subproblem 2

x + -106 = -78.96834809 Simplifying x + -106 = -78.96834809 Reorder the terms: -106 + x = -78.96834809 Solving -106 + x = -78.96834809 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '106' to each side of the equation. -106 + 106 + x = -78.96834809 + 106 Combine like terms: -106 + 106 = 0 0 + x = -78.96834809 + 106 x = -78.96834809 + 106 Combine like terms: -78.96834809 + 106 = 27.03165191 x = 27.03165191 Simplifying x = 27.03165191

Solution

The solution to the problem is based on the solutions from the subproblems. x = {184.96834809, 27.03165191}

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