6x^2+11x-100=

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Solution for 6x^2+11x-100= equation:


Simplifying
6x2 + 11x + -100 = 0

Reorder the terms:
-100 + 11x + 6x2 = 0

Solving
-100 + 11x + 6x2 = 0

Solving for variable 'x'.

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

Divide each side by '6'.
-16.66666667 + 1.833333333x + x2 = 0

Move the constant term to the right:

Add '16.66666667' to each side of the equation.
-16.66666667 + 1.833333333x + 16.66666667 + x2 = 0 + 16.66666667

Reorder the terms:
-16.66666667 + 16.66666667 + 1.833333333x + x2 = 0 + 16.66666667

Combine like terms: -16.66666667 + 16.66666667 = 0.00000000
0.00000000 + 1.833333333x + x2 = 0 + 16.66666667
1.833333333x + x2 = 0 + 16.66666667

Combine like terms: 0 + 16.66666667 = 16.66666667
1.833333333x + x2 = 16.66666667

The x term is 1.833333333x.  Take half its coefficient (0.9166666665).
Square it (0.8402777775) and add it to both sides.

Add '0.8402777775' to each side of the equation.
1.833333333x + 0.8402777775 + x2 = 16.66666667 + 0.8402777775

Reorder the terms:
0.8402777775 + 1.833333333x + x2 = 16.66666667 + 0.8402777775

Combine like terms: 16.66666667 + 0.8402777775 = 17.5069444475
0.8402777775 + 1.833333333x + x2 = 17.5069444475

Factor a perfect square on the left side:
(x + 0.9166666665)(x + 0.9166666665) = 17.5069444475

Calculate the square root of the right side: 4.184130071

Break this problem into two subproblems by setting 
(x + 0.9166666665) equal to 4.184130071 and -4.184130071.

Subproblem 1

x + 0.9166666665 = 4.184130071 Simplifying x + 0.9166666665 = 4.184130071 Reorder the terms: 0.9166666665 + x = 4.184130071 Solving 0.9166666665 + x = 4.184130071 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9166666665' to each side of the equation. 0.9166666665 + -0.9166666665 + x = 4.184130071 + -0.9166666665 Combine like terms: 0.9166666665 + -0.9166666665 = 0.0000000000 0.0000000000 + x = 4.184130071 + -0.9166666665 x = 4.184130071 + -0.9166666665 Combine like terms: 4.184130071 + -0.9166666665 = 3.2674634045 x = 3.2674634045 Simplifying x = 3.2674634045

Subproblem 2

x + 0.9166666665 = -4.184130071 Simplifying x + 0.9166666665 = -4.184130071 Reorder the terms: 0.9166666665 + x = -4.184130071 Solving 0.9166666665 + x = -4.184130071 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.9166666665' to each side of the equation. 0.9166666665 + -0.9166666665 + x = -4.184130071 + -0.9166666665 Combine like terms: 0.9166666665 + -0.9166666665 = 0.0000000000 0.0000000000 + x = -4.184130071 + -0.9166666665 x = -4.184130071 + -0.9166666665 Combine like terms: -4.184130071 + -0.9166666665 = -5.1007967375 x = -5.1007967375 Simplifying x = -5.1007967375

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.2674634045, -5.1007967375}

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