-0.25x^2+223x-45760=0

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Solution for -0.25x^2+223x-45760=0 equation:


Simplifying
-0.25x2 + 223x + -45760 = 0

Reorder the terms:
-45760 + 223x + -0.25x2 = 0

Solving
-45760 + 223x + -0.25x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-0.25 the coefficient of the squared term: 

Divide each side by '-0.25'.
183040 + -892x + x2 = 0

Move the constant term to the right:

Add '-183040' to each side of the equation.
183040 + -892x + -183040 + x2 = 0 + -183040

Reorder the terms:
183040 + -183040 + -892x + x2 = 0 + -183040

Combine like terms: 183040 + -183040 = 0
0 + -892x + x2 = 0 + -183040
-892x + x2 = 0 + -183040

Combine like terms: 0 + -183040 = -183040
-892x + x2 = -183040

The x term is -892x.  Take half its coefficient (-446).
Square it (198916) and add it to both sides.

Add '198916' to each side of the equation.
-892x + 198916 + x2 = -183040 + 198916

Reorder the terms:
198916 + -892x + x2 = -183040 + 198916

Combine like terms: -183040 + 198916 = 15876
198916 + -892x + x2 = 15876

Factor a perfect square on the left side:
(x + -446)(x + -446) = 15876

Calculate the square root of the right side: 126

Break this problem into two subproblems by setting 
(x + -446) equal to 126 and -126.

Subproblem 1

x + -446 = 126 Simplifying x + -446 = 126 Reorder the terms: -446 + x = 126 Solving -446 + x = 126 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '446' to each side of the equation. -446 + 446 + x = 126 + 446 Combine like terms: -446 + 446 = 0 0 + x = 126 + 446 x = 126 + 446 Combine like terms: 126 + 446 = 572 x = 572 Simplifying x = 572

Subproblem 2

x + -446 = -126 Simplifying x + -446 = -126 Reorder the terms: -446 + x = -126 Solving -446 + x = -126 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '446' to each side of the equation. -446 + 446 + x = -126 + 446 Combine like terms: -446 + 446 = 0 0 + x = -126 + 446 x = -126 + 446 Combine like terms: -126 + 446 = 320 x = 320 Simplifying x = 320

Solution

The solution to the problem is based on the solutions from the subproblems. x = {572, 320}

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