-2.5x^2+2825x-115812.5=0

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Solution for -2.5x^2+2825x-115812.5=0 equation:


Simplifying
-2.5x2 + 2825x + -115812.5 = 0

Reorder the terms:
-115812.5 + 2825x + -2.5x2 = 0

Solving
-115812.5 + 2825x + -2.5x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-2.5 the coefficient of the squared term: 

Divide each side by '-2.5'.
46325 + -1130x + x2 = 0

Move the constant term to the right:

Add '-46325' to each side of the equation.
46325 + -1130x + -46325 + x2 = 0 + -46325

Reorder the terms:
46325 + -46325 + -1130x + x2 = 0 + -46325

Combine like terms: 46325 + -46325 = 0
0 + -1130x + x2 = 0 + -46325
-1130x + x2 = 0 + -46325

Combine like terms: 0 + -46325 = -46325
-1130x + x2 = -46325

The x term is -1130x.  Take half its coefficient (-565).
Square it (319225) and add it to both sides.

Add '319225' to each side of the equation.
-1130x + 319225 + x2 = -46325 + 319225

Reorder the terms:
319225 + -1130x + x2 = -46325 + 319225

Combine like terms: -46325 + 319225 = 272900
319225 + -1130x + x2 = 272900

Factor a perfect square on the left side:
(x + -565)(x + -565) = 272900

Calculate the square root of the right side: 522.398315464

Break this problem into two subproblems by setting 
(x + -565) equal to 522.398315464 and -522.398315464.

Subproblem 1

x + -565 = 522.398315464 Simplifying x + -565 = 522.398315464 Reorder the terms: -565 + x = 522.398315464 Solving -565 + x = 522.398315464 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '565' to each side of the equation. -565 + 565 + x = 522.398315464 + 565 Combine like terms: -565 + 565 = 0 0 + x = 522.398315464 + 565 x = 522.398315464 + 565 Combine like terms: 522.398315464 + 565 = 1087.398315464 x = 1087.398315464 Simplifying x = 1087.398315464

Subproblem 2

x + -565 = -522.398315464 Simplifying x + -565 = -522.398315464 Reorder the terms: -565 + x = -522.398315464 Solving -565 + x = -522.398315464 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '565' to each side of the equation. -565 + 565 + x = -522.398315464 + 565 Combine like terms: -565 + 565 = 0 0 + x = -522.398315464 + 565 x = -522.398315464 + 565 Combine like terms: -522.398315464 + 565 = 42.601684536 x = 42.601684536 Simplifying x = 42.601684536

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1087.398315464, 42.601684536}

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