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0.30x+0.05=0.20x+0.05
We move all terms to the left:
0.30x+0.05-(0.20x+0.05)=0
We get rid of parentheses
0.30x-0.20x-0.05+0.05=0
We add all the numbers together, and all the variables
0.1x=0
x=0/0.1
x=0
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