13+6y^2-9y=0

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Solution for 13+6y^2-9y=0 equation:


Simplifying
13 + 6y2 + -9y = 0

Reorder the terms:
13 + -9y + 6y2 = 0

Solving
13 + -9y + 6y2 = 0

Solving for variable 'y'.

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

Divide each side by '6'.
2.166666667 + -1.5y + y2 = 0

Move the constant term to the right:

Add '-2.166666667' to each side of the equation.
2.166666667 + -1.5y + -2.166666667 + y2 = 0 + -2.166666667

Reorder the terms:
2.166666667 + -2.166666667 + -1.5y + y2 = 0 + -2.166666667

Combine like terms: 2.166666667 + -2.166666667 = 0.000000000
0.000000000 + -1.5y + y2 = 0 + -2.166666667
-1.5y + y2 = 0 + -2.166666667

Combine like terms: 0 + -2.166666667 = -2.166666667
-1.5y + y2 = -2.166666667

The y term is -1.5y.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5y + 0.5625 + y2 = -2.166666667 + 0.5625

Reorder the terms:
0.5625 + -1.5y + y2 = -2.166666667 + 0.5625

Combine like terms: -2.166666667 + 0.5625 = -1.604166667
0.5625 + -1.5y + y2 = -1.604166667

Factor a perfect square on the left side:
(y + -0.75)(y + -0.75) = -1.604166667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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