3h^2-12h=0

Solution for 3h^2-12h=0 equation:

Simplifying
3h2 + -12h = 0

Reorder the terms:
-12h + 3h2 = 0

Solving
-12h + 3h2 = 0

Solving for variable 'h'.

Factor out the Greatest Common Factor (GCF), '3h'.
3h(-4 + h) = 0

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

Simplifying
h = 0

Solving
h = 0

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

Simplifying
h = 0
Subproblem 2
Set the factor '(-4 + h)' equal to zero and attempt to solve:

Simplifying
-4 + h = 0

Solving
-4 + h = 0

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

Add '4' to each side of the equation.
-4 + 4 + h = 0 + 4

Combine like terms: -4 + 4 = 0
0 + h = 0 + 4
h = 0 + 4

Combine like terms: 0 + 4 = 4
h = 4

Simplifying
h = 4
Solution
h = {0, 4}