3g-9+11g=21

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Solution for 3g-9+11g=21 equation: 



3g-9+11g=21

We move all terms to the left:

3g-9+11g-(21)=0

We add all the numbers together, and all the variables

14g-30=0

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

14g=30

g=30/14

g=2+1/7

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