3y(y-3)+5=3(y-2y)-2y

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Solution for 3y(y-3)+5=3(y-2y)-2y equation:


Simplifying
3y(y + -3) + 5 = 3(y + -2y) + -2y

Reorder the terms:
3y(-3 + y) + 5 = 3(y + -2y) + -2y
(-3 * 3y + y * 3y) + 5 = 3(y + -2y) + -2y
(-9y + 3y2) + 5 = 3(y + -2y) + -2y

Reorder the terms:
5 + -9y + 3y2 = 3(y + -2y) + -2y

Combine like terms: y + -2y = -1y
5 + -9y + 3y2 = 3(-1y) + -2y

Remove parenthesis around (-1y)
5 + -9y + 3y2 = 3 * -1y + -2y

Multiply 3 * -1
5 + -9y + 3y2 = -3y + -2y

Combine like terms: -3y + -2y = -5y
5 + -9y + 3y2 = -5y

Solving
5 + -9y + 3y2 = -5y

Solving for variable 'y'.

Reorder the terms:
5 + -9y + 5y + 3y2 = -5y + 5y

Combine like terms: -9y + 5y = -4y
5 + -4y + 3y2 = -5y + 5y

Combine like terms: -5y + 5y = 0
5 + -4y + 3y2 = 0

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

Divide each side by '3'.
1.666666667 + -1.333333333y + y2 = 0

Move the constant term to the right:

Add '-1.666666667' to each side of the equation.
1.666666667 + -1.333333333y + -1.666666667 + y2 = 0 + -1.666666667

Reorder the terms:
1.666666667 + -1.666666667 + -1.333333333y + y2 = 0 + -1.666666667

Combine like terms: 1.666666667 + -1.666666667 = 0.000000000
0.000000000 + -1.333333333y + y2 = 0 + -1.666666667
-1.333333333y + y2 = 0 + -1.666666667

Combine like terms: 0 + -1.666666667 = -1.666666667
-1.333333333y + y2 = -1.666666667

The y term is -1.333333333y.  Take half its coefficient (-0.6666666665).
Square it (0.4444444442) and add it to both sides.

Add '0.4444444442' to each side of the equation.
-1.333333333y + 0.4444444442 + y2 = -1.666666667 + 0.4444444442

Reorder the terms:
0.4444444442 + -1.333333333y + y2 = -1.666666667 + 0.4444444442

Combine like terms: -1.666666667 + 0.4444444442 = -1.2222222228
0.4444444442 + -1.333333333y + y2 = -1.2222222228

Factor a perfect square on the left side:
(y + -0.6666666665)(y + -0.6666666665) = -1.2222222228

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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