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-2.6-4x=3.8
We move all terms to the left:
-2.6-4x-(3.8)=0
We add all the numbers together, and all the variables
-4x-6.4=0
We move all terms containing x to the left, all other terms to the right
-4x=6.4
x=6.4/-4
x=-1+1/1.6666666666667
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