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0.109=(x)+(x)
We move all terms to the left:
0.109-((x)+(x))=0
We add all the numbers together, and all the variables
-(+2x)+0.109=0
We get rid of parentheses
-2x+0.109=0
We move all terms containing x to the left, all other terms to the right
-2x=-0.109
x=-0.109/-2
x=0.109/2
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