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-4=k+8-3k
We move all terms to the left:
-4-(k+8-3k)=0
We add all the numbers together, and all the variables
-(-2k+8)-4=0
We get rid of parentheses
2k-8-4=0
We add all the numbers together, and all the variables
2k-12=0
We move all terms containing k to the left, all other terms to the right
2k=12
k=12/2
k=6
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