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-4.1x=-18.86
We move all terms to the left:
-4.1x-(-18.86)=0
We add all the numbers together, and all the variables
-4.1x+18.86=0
We move all terms containing x to the left, all other terms to the right
-4.1x=-18.86
x=-18.86/-4.1
x=4+1/1.6666666666667
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