9x^2+3x=-2

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Solution for 9x^2+3x=-2 equation:


Simplifying
9x2 + 3x = -2

Reorder the terms:
3x + 9x2 = -2

Solving
3x + 9x2 = -2

Solving for variable 'x'.

Reorder the terms:
2 + 3x + 9x2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + 3x + 9x2 = 0

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

Divide each side by '9'.
0.2222222222 + 0.3333333333x + x2 = 0

Move the constant term to the right:

Add '-0.2222222222' to each side of the equation.
0.2222222222 + 0.3333333333x + -0.2222222222 + x2 = 0 + -0.2222222222

Reorder the terms:
0.2222222222 + -0.2222222222 + 0.3333333333x + x2 = 0 + -0.2222222222

Combine like terms: 0.2222222222 + -0.2222222222 = 0.0000000000
0.0000000000 + 0.3333333333x + x2 = 0 + -0.2222222222
0.3333333333x + x2 = 0 + -0.2222222222

Combine like terms: 0 + -0.2222222222 = -0.2222222222
0.3333333333x + x2 = -0.2222222222

The x term is 0.3333333333x.  Take half its coefficient (0.1666666667).
Square it (0.02777777779) and add it to both sides.

Add '0.02777777779' to each side of the equation.
0.3333333333x + 0.02777777779 + x2 = -0.2222222222 + 0.02777777779

Reorder the terms:
0.02777777779 + 0.3333333333x + x2 = -0.2222222222 + 0.02777777779

Combine like terms: -0.2222222222 + 0.02777777779 = -0.19444444441
0.02777777779 + 0.3333333333x + x2 = -0.19444444441

Factor a perfect square on the left side:
(x + 0.1666666667)(x + 0.1666666667) = -0.19444444441

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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