3g+9=12

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Solution for 3g+9=12 equation: 



3g+9=12

We move all terms to the left:

3g+9-(12)=0

We add all the numbers together, and all the variables

3g-3=0

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

3g=3

g=3/3

g=1

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