h(h-9)=0

Solution for h(h-9)=0 equation:

Simplifying
h(h + -9) = 0

Reorder the terms:
h(-9 + h) = 0
(-9 * h + h * h) = 0
(-9h + h2) = 0

Solving
-9h + h2 = 0

Solving for variable 'h'.

Factor out the Greatest Common Factor (GCF), 'h'.
h(-9 + h) = 0

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 '(-9 + h)' equal to zero and attempt to solve:

Simplifying
-9 + h = 0

Solving
-9 + h = 0

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

Add '9' to each side of the equation.
-9 + 9 + h = 0 + 9

Combine like terms: -9 + 9 = 0
0 + h = 0 + 9
h = 0 + 9

Combine like terms: 0 + 9 = 9
h = 9

Simplifying
h = 9
Solution
h = {0, 9}