12y^7-16y^6-28y^5=0

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Solution for 12y^7-16y^6-28y^5=0 equation:


Simplifying
12y7 + -16y6 + -28y5 = 0

Reorder the terms:
-28y5 + -16y6 + 12y7 = 0

Solving
-28y5 + -16y6 + 12y7 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), '4y5'.
4y5(-7 + -4y + 3y2) = 0

Factor a trinomial.
4y5((-1 + -1y)(7 + -3y)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor 'y5' equal to zero and attempt to solve: Simplifying y5 = 0 Solving y5 = 0 Move all terms containing y to the left, all other terms to the right. Simplifying y5 = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(-1 + -1y)' equal to zero and attempt to solve: Simplifying -1 + -1y = 0 Solving -1 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -1y = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1y = 0 + 1 -1y = 0 + 1 Combine like terms: 0 + 1 = 1 -1y = 1 Divide each side by '-1'. y = -1 Simplifying y = -1

Subproblem 3

Set the factor '(7 + -3y)' equal to zero and attempt to solve: Simplifying 7 + -3y = 0 Solving 7 + -3y = 0 Move all terms containing y to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3y = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3y = 0 + -7 -3y = 0 + -7 Combine like terms: 0 + -7 = -7 -3y = -7 Divide each side by '-3'. y = 2.333333333 Simplifying y = 2.333333333

Solution

y = {-1, 2.333333333}

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