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16.9-2.3x=30
We move all terms to the left:
16.9-2.3x-(30)=0
We add all the numbers together, and all the variables
-2.3x-13.1=0
We move all terms containing x to the left, all other terms to the right
-2.3x=13.1
x=13.1/-2.3
x=-5+1/1.4375
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