3=12-3h

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Solution for 3=12-3h equation:



3=12-3h
We move all terms to the left:
3-(12-3h)=0
We add all the numbers together, and all the variables
-(-3h+12)+3=0
We get rid of parentheses
3h-12+3=0
We add all the numbers together, and all the variables
3h-9=0
We move all terms containing h to the left, all other terms to the right
3h=9
h=9/3
h=3

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