3h-6=9h+12

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Solution for 3h-6=9h+12 equation: 



3h-6=9h+12

We move all terms to the left:

3h-6-(9h+12)=0

We get rid of parentheses

3h-9h-12-6=0

We add all the numbers together, and all the variables

-6h-18=0

We move all terms containing h to the left, all other terms to the right

-6h=18

h=18/-6

h=-3

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