13x^2+8x+8=0

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Solution for 13x^2+8x+8=0 equation:


Simplifying
13x2 + 8x + 8 = 0

Reorder the terms:
8 + 8x + 13x2 = 0

Solving
8 + 8x + 13x2 = 0

Solving for variable 'x'.

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

Divide each side by '13'.
0.6153846154 + 0.6153846154x + x2 = 0

Move the constant term to the right:

Add '-0.6153846154' to each side of the equation.
0.6153846154 + 0.6153846154x + -0.6153846154 + x2 = 0 + -0.6153846154

Reorder the terms:
0.6153846154 + -0.6153846154 + 0.6153846154x + x2 = 0 + -0.6153846154

Combine like terms: 0.6153846154 + -0.6153846154 = 0.0000000000
0.0000000000 + 0.6153846154x + x2 = 0 + -0.6153846154
0.6153846154x + x2 = 0 + -0.6153846154

Combine like terms: 0 + -0.6153846154 = -0.6153846154
0.6153846154x + x2 = -0.6153846154

The x term is 0.6153846154x.  Take half its coefficient (0.3076923077).
Square it (0.09467455622) and add it to both sides.

Add '0.09467455622' to each side of the equation.
0.6153846154x + 0.09467455622 + x2 = -0.6153846154 + 0.09467455622

Reorder the terms:
0.09467455622 + 0.6153846154x + x2 = -0.6153846154 + 0.09467455622

Combine like terms: -0.6153846154 + 0.09467455622 = -0.52071005918
0.09467455622 + 0.6153846154x + x2 = -0.52071005918

Factor a perfect square on the left side:
(x + 0.3076923077)(x + 0.3076923077) = -0.52071005918

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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