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-1.5k+k=8.2
We move all terms to the left:
-1.5k+k-(8.2)=0
We add all the numbers together, and all the variables
-0.5k-8.2=0
We move all terms containing k to the left, all other terms to the right
-0.5k=8.2
k=8.2/-0.5
k=-16+0.2/0.5
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