(12y^2-8y+6)-(3y^2-4y+2)=0

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Solution for (12y^2-8y+6)-(3y^2-4y+2)=0 equation:


Simplifying
(12y2 + -8y + 6) + -1(3y2 + -4y + 2) = 0

Reorder the terms:
(6 + -8y + 12y2) + -1(3y2 + -4y + 2) = 0

Remove parenthesis around (6 + -8y + 12y2)
6 + -8y + 12y2 + -1(3y2 + -4y + 2) = 0

Reorder the terms:
6 + -8y + 12y2 + -1(2 + -4y + 3y2) = 0
6 + -8y + 12y2 + (2 * -1 + -4y * -1 + 3y2 * -1) = 0
6 + -8y + 12y2 + (-2 + 4y + -3y2) = 0

Reorder the terms:
6 + -2 + -8y + 4y + 12y2 + -3y2 = 0

Combine like terms: 6 + -2 = 4
4 + -8y + 4y + 12y2 + -3y2 = 0

Combine like terms: -8y + 4y = -4y
4 + -4y + 12y2 + -3y2 = 0

Combine like terms: 12y2 + -3y2 = 9y2
4 + -4y + 9y2 = 0

Solving
4 + -4y + 9y2 = 0

Solving for variable 'y'.

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

Divide each side by '9'.
0.4444444444 + -0.4444444444y + y2 = 0

Move the constant term to the right:

Add '-0.4444444444' to each side of the equation.
0.4444444444 + -0.4444444444y + -0.4444444444 + y2 = 0 + -0.4444444444

Reorder the terms:
0.4444444444 + -0.4444444444 + -0.4444444444y + y2 = 0 + -0.4444444444

Combine like terms: 0.4444444444 + -0.4444444444 = 0.0000000000
0.0000000000 + -0.4444444444y + y2 = 0 + -0.4444444444
-0.4444444444y + y2 = 0 + -0.4444444444

Combine like terms: 0 + -0.4444444444 = -0.4444444444
-0.4444444444y + y2 = -0.4444444444

The y term is -0.4444444444y.  Take half its coefficient (-0.2222222222).
Square it (0.04938271604) and add it to both sides.

Add '0.04938271604' to each side of the equation.
-0.4444444444y + 0.04938271604 + y2 = -0.4444444444 + 0.04938271604

Reorder the terms:
0.04938271604 + -0.4444444444y + y2 = -0.4444444444 + 0.04938271604

Combine like terms: -0.4444444444 + 0.04938271604 = -0.39506172836
0.04938271604 + -0.4444444444y + y2 = -0.39506172836

Factor a perfect square on the left side:
(y + -0.2222222222)(y + -0.2222222222) = -0.39506172836

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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