3u^4=15u^3

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Solution for 3u^4=15u^3 equation:


Simplifying
3u4 = 15u3

Solving
3u4 = 15u3

Solving for variable 'u'.

Reorder the terms:
-15u3 + 3u4 = 15u3 + -15u3

Combine like terms: 15u3 + -15u3 = 0
-15u3 + 3u4 = 0

Factor out the Greatest Common Factor (GCF), '3u3'.
3u3(-5 + u) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'u3' equal to zero and attempt to solve: Simplifying u3 = 0 Solving u3 = 0 Move all terms containing u to the left, all other terms to the right. Simplifying u3 = 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 '(-5 + u)' equal to zero and attempt to solve: Simplifying -5 + u = 0 Solving -5 + u = 0 Move all terms containing u to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + u = 0 + 5 Combine like terms: -5 + 5 = 0 0 + u = 0 + 5 u = 0 + 5 Combine like terms: 0 + 5 = 5 u = 5 Simplifying u = 5

Solution

u = {5}

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