9x^2+5x=-11

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Solution for 9x^2+5x=-11 equation:


Simplifying
9x2 + 5x = -11

Reorder the terms:
5x + 9x2 = -11

Solving
5x + 9x2 = -11

Solving for variable 'x'.

Reorder the terms:
11 + 5x + 9x2 = -11 + 11

Combine like terms: -11 + 11 = 0
11 + 5x + 9x2 = 0

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

Divide each side by '9'.
1.222222222 + 0.5555555556x + x2 = 0

Move the constant term to the right:

Add '-1.222222222' to each side of the equation.
1.222222222 + 0.5555555556x + -1.222222222 + x2 = 0 + -1.222222222

Reorder the terms:
1.222222222 + -1.222222222 + 0.5555555556x + x2 = 0 + -1.222222222

Combine like terms: 1.222222222 + -1.222222222 = 0.000000000
0.000000000 + 0.5555555556x + x2 = 0 + -1.222222222
0.5555555556x + x2 = 0 + -1.222222222

Combine like terms: 0 + -1.222222222 = -1.222222222
0.5555555556x + x2 = -1.222222222

The x term is 0.5555555556x.  Take half its coefficient (0.2777777778).
Square it (0.07716049384) and add it to both sides.

Add '0.07716049384' to each side of the equation.
0.5555555556x + 0.07716049384 + x2 = -1.222222222 + 0.07716049384

Reorder the terms:
0.07716049384 + 0.5555555556x + x2 = -1.222222222 + 0.07716049384

Combine like terms: -1.222222222 + 0.07716049384 = -1.14506172816
0.07716049384 + 0.5555555556x + x2 = -1.14506172816

Factor a perfect square on the left side:
(x + 0.2777777778)(x + 0.2777777778) = -1.14506172816

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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