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-2.3k=6.9
We move all terms to the left:
-2.3k-(6.9)=0
We add all the numbers together, and all the variables
-2.3k-6.9=0
We move all terms containing k to the left, all other terms to the right
-2.3k=6.9
k=6.9/-2.3
k=-3+8.8817841970013E-16/2.3
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