3y^2-y+9=0

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Solution for 3y^2-y+9=0 equation:


Simplifying
3y2 + -1y + 9 = 0

Reorder the terms:
9 + -1y + 3y2 = 0

Solving
9 + -1y + 3y2 = 0

Solving for variable 'y'.

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

Divide each side by '3'.
3 + -0.3333333333y + y2 = 0

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -0.3333333333y + -3 + y2 = 0 + -3

Reorder the terms:
3 + -3 + -0.3333333333y + y2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -0.3333333333y + y2 = 0 + -3
-0.3333333333y + y2 = 0 + -3

Combine like terms: 0 + -3 = -3
-0.3333333333y + y2 = -3

The y term is -0.3333333333y.  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.
-0.3333333333y + 0.02777777779 + y2 = -3 + 0.02777777779

Reorder the terms:
0.02777777779 + -0.3333333333y + y2 = -3 + 0.02777777779

Combine like terms: -3 + 0.02777777779 = -2.97222222221
0.02777777779 + -0.3333333333y + y2 = -2.97222222221

Factor a perfect square on the left side:
(y + -0.1666666667)(y + -0.1666666667) = -2.97222222221

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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