36x^2-482x-2461=0

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Solution for 36x^2-482x-2461=0 equation:


Simplifying
36x2 + -482x + -2461 = 0

Reorder the terms:
-2461 + -482x + 36x2 = 0

Solving
-2461 + -482x + 36x2 = 0

Solving for variable 'x'.

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

Divide each side by '36'.
-68.36111111 + -13.38888889x + x2 = 0

Move the constant term to the right:

Add '68.36111111' to each side of the equation.
-68.36111111 + -13.38888889x + 68.36111111 + x2 = 0 + 68.36111111

Reorder the terms:
-68.36111111 + 68.36111111 + -13.38888889x + x2 = 0 + 68.36111111

Combine like terms: -68.36111111 + 68.36111111 = 0.00000000
0.00000000 + -13.38888889x + x2 = 0 + 68.36111111
-13.38888889x + x2 = 0 + 68.36111111

Combine like terms: 0 + 68.36111111 = 68.36111111
-13.38888889x + x2 = 68.36111111

The x term is -13.38888889x.  Take half its coefficient (-6.694444445).
Square it (44.81558643) and add it to both sides.

Add '44.81558643' to each side of the equation.
-13.38888889x + 44.81558643 + x2 = 68.36111111 + 44.81558643

Reorder the terms:
44.81558643 + -13.38888889x + x2 = 68.36111111 + 44.81558643

Combine like terms: 68.36111111 + 44.81558643 = 113.17669754
44.81558643 + -13.38888889x + x2 = 113.17669754

Factor a perfect square on the left side:
(x + -6.694444445)(x + -6.694444445) = 113.17669754

Calculate the square root of the right side: 10.638453719

Break this problem into two subproblems by setting 
(x + -6.694444445) equal to 10.638453719 and -10.638453719.

Subproblem 1

x + -6.694444445 = 10.638453719 Simplifying x + -6.694444445 = 10.638453719 Reorder the terms: -6.694444445 + x = 10.638453719 Solving -6.694444445 + x = 10.638453719 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.694444445' to each side of the equation. -6.694444445 + 6.694444445 + x = 10.638453719 + 6.694444445 Combine like terms: -6.694444445 + 6.694444445 = 0.000000000 0.000000000 + x = 10.638453719 + 6.694444445 x = 10.638453719 + 6.694444445 Combine like terms: 10.638453719 + 6.694444445 = 17.332898164 x = 17.332898164 Simplifying x = 17.332898164

Subproblem 2

x + -6.694444445 = -10.638453719 Simplifying x + -6.694444445 = -10.638453719 Reorder the terms: -6.694444445 + x = -10.638453719 Solving -6.694444445 + x = -10.638453719 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6.694444445' to each side of the equation. -6.694444445 + 6.694444445 + x = -10.638453719 + 6.694444445 Combine like terms: -6.694444445 + 6.694444445 = 0.000000000 0.000000000 + x = -10.638453719 + 6.694444445 x = -10.638453719 + 6.694444445 Combine like terms: -10.638453719 + 6.694444445 = -3.944009274 x = -3.944009274 Simplifying x = -3.944009274

Solution

The solution to the problem is based on the solutions from the subproblems. x = {17.332898164, -3.944009274}

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