3h+9=12

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Solution for 3h+9=12 equation: 



3h+9=12

We move all terms to the left:

3h+9-(12)=0

We add all the numbers together, and all the variables

3h-3=0

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

3h=3

h=3/3

h=1

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