3n(n-39)=0

Solution for 3n(n-39)=0 equation:

Simplifying
3n(n + -39) = 0

Reorder the terms:
3n(-39 + n) = 0
(-39 * 3n + n * 3n) = 0
(-117n + 3n2) = 0

Solving
-117n + 3n2 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '3n'.
3n(-39 + n) = 0

Ignore the factor 3.
Subproblem 1
Set the factor 'n' equal to zero and attempt to solve:

Simplifying
n = 0

Solving
n = 0

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

Simplifying
n = 0
Subproblem 2
Set the factor '(-39 + n)' equal to zero and attempt to solve:

Simplifying
-39 + n = 0

Solving
-39 + n = 0

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

Add '39' to each side of the equation.
-39 + 39 + n = 0 + 39

Combine like terms: -39 + 39 = 0
0 + n = 0 + 39
n = 0 + 39

Combine like terms: 0 + 39 = 39
n = 39

Simplifying
n = 39
Solution
n = {0, 39}