x^2+x-3006=0

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Solution for x^2+x-3006=0 equation:


Simplifying
x2 + x + -3006 = 0

Reorder the terms:
-3006 + x + x2 = 0

Solving
-3006 + x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '3006' to each side of the equation.
-3006 + x + 3006 + x2 = 0 + 3006

Reorder the terms:
-3006 + 3006 + x + x2 = 0 + 3006

Combine like terms: -3006 + 3006 = 0
0 + x + x2 = 0 + 3006
x + x2 = 0 + 3006

Combine like terms: 0 + 3006 = 3006
x + x2 = 3006

The x term is x.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
x + 0.25 + x2 = 3006 + 0.25

Reorder the terms:
0.25 + x + x2 = 3006 + 0.25

Combine like terms: 3006 + 0.25 = 3006.25
0.25 + x + x2 = 3006.25

Factor a perfect square on the left side:
(x + 0.5)(x + 0.5) = 3006.25

Calculate the square root of the right side: 54.829280499

Break this problem into two subproblems by setting 
(x + 0.5) equal to 54.829280499 and -54.829280499.

Subproblem 1

x + 0.5 = 54.829280499 Simplifying x + 0.5 = 54.829280499 Reorder the terms: 0.5 + x = 54.829280499 Solving 0.5 + x = 54.829280499 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = 54.829280499 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = 54.829280499 + -0.5 x = 54.829280499 + -0.5 Combine like terms: 54.829280499 + -0.5 = 54.329280499 x = 54.329280499 Simplifying x = 54.329280499

Subproblem 2

x + 0.5 = -54.829280499 Simplifying x + 0.5 = -54.829280499 Reorder the terms: 0.5 + x = -54.829280499 Solving 0.5 + x = -54.829280499 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + x = -54.829280499 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + x = -54.829280499 + -0.5 x = -54.829280499 + -0.5 Combine like terms: -54.829280499 + -0.5 = -55.329280499 x = -55.329280499 Simplifying x = -55.329280499

Solution

The solution to the problem is based on the solutions from the subproblems. x = {54.329280499, -55.329280499}

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