-3y(3y+1)=6

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Solution for -3y(3y+1)=6 equation:


Simplifying
-3y(3y + 1) = 6

Reorder the terms:
-3y(1 + 3y) = 6
(1 * -3y + 3y * -3y) = 6
(-3y + -9y2) = 6

Solving
-3y + -9y2 = 6

Solving for variable 'y'.

Reorder the terms:
-6 + -3y + -9y2 = 6 + -6

Combine like terms: 6 + -6 = 0
-6 + -3y + -9y2 = 0

Factor out the Greatest Common Factor (GCF), '-3'.
-3(2 + y + 3y2) = 0

Ignore the factor -3.

Subproblem 1

Set the factor '(2 + y + 3y2)' equal to zero and attempt to solve: Simplifying 2 + y + 3y2 = 0 Solving 2 + y + 3y2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. 0.6666666667 + 0.3333333333y + y2 = 0 Move the constant term to the right: Add '-0.6666666667' to each side of the equation. 0.6666666667 + 0.3333333333y + -0.6666666667 + y2 = 0 + -0.6666666667 Reorder the terms: 0.6666666667 + -0.6666666667 + 0.3333333333y + y2 = 0 + -0.6666666667 Combine like terms: 0.6666666667 + -0.6666666667 = 0.0000000000 0.0000000000 + 0.3333333333y + y2 = 0 + -0.6666666667 0.3333333333y + y2 = 0 + -0.6666666667 Combine like terms: 0 + -0.6666666667 = -0.6666666667 0.3333333333y + y2 = -0.6666666667 The y term is y. Take half its coefficient (0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. 0.3333333333y + 0.25 + y2 = -0.6666666667 + 0.25 Reorder the terms: 0.25 + 0.3333333333y + y2 = -0.6666666667 + 0.25 Combine like terms: -0.6666666667 + 0.25 = -0.4166666667 0.25 + 0.3333333333y + y2 = -0.4166666667 Factor a perfect square on the left side: (y + 0.5)(y + 0.5) = -0.4166666667 Can't calculate square root of the right side. The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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