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3.8=x-2
We move all terms to the left:
3.8-(x-2)=0
We get rid of parentheses
-x+2+3.8=0
We add all the numbers together, and all the variables
-1x+5.8=0
We move all terms containing x to the left, all other terms to the right
-x=-5.8
x=-5.8/-1
x=5+0.8/1
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