0=-6x^2-5x-11

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Solution for 0=-6x^2-5x-11 equation:


Simplifying
0 = -6x2 + -5x + -11

Reorder the terms:
0 = -11 + -5x + -6x2

Solving
0 = -11 + -5x + -6x2

Solving for variable 'x'.

Combine like terms: 0 + 11 = 11
11 + 5x + 6x2 = -11 + -5x + -6x2 + 11 + 5x + 6x2

Reorder the terms:
11 + 5x + 6x2 = -11 + 11 + -5x + 5x + -6x2 + 6x2

Combine like terms: -11 + 11 = 0
11 + 5x + 6x2 = 0 + -5x + 5x + -6x2 + 6x2
11 + 5x + 6x2 = -5x + 5x + -6x2 + 6x2

Combine like terms: -5x + 5x = 0
11 + 5x + 6x2 = 0 + -6x2 + 6x2
11 + 5x + 6x2 = -6x2 + 6x2

Combine like terms: -6x2 + 6x2 = 0
11 + 5x + 6x2 = 0

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

Divide each side by '6'.
1.833333333 + 0.8333333333x + x2 = 0

Move the constant term to the right:

Add '-1.833333333' to each side of the equation.
1.833333333 + 0.8333333333x + -1.833333333 + x2 = 0 + -1.833333333

Reorder the terms:
1.833333333 + -1.833333333 + 0.8333333333x + x2 = 0 + -1.833333333

Combine like terms: 1.833333333 + -1.833333333 = 0.000000000
0.000000000 + 0.8333333333x + x2 = 0 + -1.833333333
0.8333333333x + x2 = 0 + -1.833333333

Combine like terms: 0 + -1.833333333 = -1.833333333
0.8333333333x + x2 = -1.833333333

The x term is 0.8333333333x.  Take half its coefficient (0.4166666667).
Square it (0.1736111111) and add it to both sides.

Add '0.1736111111' to each side of the equation.
0.8333333333x + 0.1736111111 + x2 = -1.833333333 + 0.1736111111

Reorder the terms:
0.1736111111 + 0.8333333333x + x2 = -1.833333333 + 0.1736111111

Combine like terms: -1.833333333 + 0.1736111111 = -1.6597222219
0.1736111111 + 0.8333333333x + x2 = -1.6597222219

Factor a perfect square on the left side:
(x + 0.4166666667)(x + 0.4166666667) = -1.6597222219

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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