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2/9+k=7
We move all terms to the left:
2/9+k-(7)=0
determiningTheFunctionDomain k-7+2/9=0
We multiply all the terms by the denominator
k*9+2-7*9=0
We add all the numbers together, and all the variables
k*9-61=0
Wy multiply elements
9k-61=0
We move all terms containing k to the left, all other terms to the right
9k=61
k=61/9
k=6+7/9
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