12h-39=21

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Solution for 12h-39=21 equation:


Simplifying
12h + -39 = 21

Reorder the terms:
-39 + 12h = 21

Solving
-39 + 12h = 21

Solving for variable 'h'.

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

Add '39' to each side of the equation.
-39 + 39 + 12h = 21 + 39

Combine like terms: -39 + 39 = 0
0 + 12h = 21 + 39
12h = 21 + 39

Combine like terms: 21 + 39 = 60
12h = 60

Divide each side by '12'.
h = 5

Simplifying
h = 5

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