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-1/5k-4/7=1/7
We move all terms to the left:
-1/5k-4/7-(1/7)=0
Domain of the equation: 5k!=0We add all the numbers together, and all the variables
k!=0/5
k!=0
k∈R
-1/5k-4/7-(+1/7)=0
We get rid of parentheses
-1/5k-4/7-1/7=0
We calculate fractions
There is no solution for this equation
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