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686.49+697.12=g+686.49
We move all terms to the left:
686.49+697.12-(g+686.49)=0
We add all the numbers together, and all the variables
-(g+686.49)+1383.61=0
We get rid of parentheses
-g-686.49+1383.61=0
We add all the numbers together, and all the variables
-1g+697.12=0
We move all terms containing g to the left, all other terms to the right
-g=-697.12
g=-697.12/-1
g=697+0.12/1
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