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x*0.1=0.2
We move all terms to the left:
x*0.1-(0.2)=0
We add all the numbers together, and all the variables
x*0.1-0.2=0
Wy multiply elements
0.1x-0.2=0
We move all terms containing x to the left, all other terms to the right
0.1x=0.2
x=0.2/0.1
x=2
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