4y^3+12y^2+8y-28y^2-84y-56=0

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Solution for 4y^3+12y^2+8y-28y^2-84y-56=0 equation:


Simplifying
4y3 + 12y2 + 8y + -28y2 + -84y + -56 = 0

Reorder the terms:
-56 + 8y + -84y + 12y2 + -28y2 + 4y3 = 0

Combine like terms: 8y + -84y = -76y
-56 + -76y + 12y2 + -28y2 + 4y3 = 0

Combine like terms: 12y2 + -28y2 = -16y2
-56 + -76y + -16y2 + 4y3 = 0

Solving
-56 + -76y + -16y2 + 4y3 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '4'.
4(-14 + -19y + -4y2 + y3) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-14 + -19y + -4y2 + y3)' equal to zero and attempt to solve: Simplifying -14 + -19y + -4y2 + y3 = 0 Solving -14 + -19y + -4y2 + y3 = 0 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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