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-5.6k=-16.8
We move all terms to the left:
-5.6k-(-16.8)=0
We add all the numbers together, and all the variables
-5.6k+16.8=0
We move all terms containing k to the left, all other terms to the right
-5.6k=-16.8
k=-16.8/-5.6
k=3+3.5527136788005E-15/5.6
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