12h=3h-9

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Solution for 12h=3h-9 equation: 


Simplifying
12h = 3h + -9

Reorder the terms:
12h = -9 + 3h

Solving
12h = -9 + 3h

Solving for variable 'h'.

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

Add '-3h' to each side of the equation.
12h + -3h = -9 + 3h + -3h

Combine like terms: 12h + -3h = 9h
9h = -9 + 3h + -3h

Combine like terms: 3h + -3h = 0
9h = -9 + 0
9h = -9

Divide each side by '9'.
h = -1

Simplifying
h = -1

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