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89=3k-26
We move all terms to the left:
89-(3k-26)=0
We get rid of parentheses
-3k+26+89=0
We add all the numbers together, and all the variables
-3k+115=0
We move all terms containing k to the left, all other terms to the right
-3k=-115
k=-115/-3
k=38+1/3
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