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12.2=x-12.
We move all terms to the left:
12.2-(x-12.)=0
We add all the numbers together, and all the variables
-(x-12)+12.2=0
We get rid of parentheses
-x+12+12.2=0
We add all the numbers together, and all the variables
-1x+24.2=0
We move all terms containing x to the left, all other terms to the right
-x=-24.2
x=-24.2/-1
x=24+0.2/1
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