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9+k/3=-2
We move all terms to the left:
9+k/3-(-2)=0
We add all the numbers together, and all the variables
k/3+11=0
We multiply all the terms by the denominator
k+11*3=0
We add all the numbers together, and all the variables
k+33=0
We move all terms containing k to the left, all other terms to the right
k=-33
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