-5y^4-y^3-3(7y^4-2y)=

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Solution for -5y^4-y^3-3(7y^4-2y)= equation: 


Simplifying
-5y4 + -1y3 + -3(7y4 + -2y) = 0

Reorder the terms:
-5y4 + -1y3 + -3(-2y + 7y4) = 0
-5y4 + -1y3 + (-2y * -3 + 7y4 * -3) = 0
-5y4 + -1y3 + (6y + -21y4) = 0

Reorder the terms:
6y + -1y3 + -5y4 + -21y4 = 0

Combine like terms: -5y4 + -21y4 = -26y4
6y + -1y3 + -26y4 = 0

Solving
6y + -1y3 + -26y4 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), 'y'.
y(6 + -1y2 + -26y3) = 0


Subproblem 1
Set the factor 'y' equal to zero and attempt to solve:

Simplifying
y = 0

Solving
y = 0

Move all terms containing y to the left, all other terms to the right.

Simplifying
y = 0

Subproblem 2
Set the factor '(6 + -1y2 + -26y3)' equal to zero and attempt to solve:

Simplifying
6 + -1y2 + -26y3 = 0

Solving
6 + -1y2 + -26y3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
y = {0}

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