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6/7y+8/21=-2y
We move all terms to the left:
6/7y+8/21-(-2y)=0
Domain of the equation: 7y!=0We get rid of parentheses
y!=0/7
y!=0
y∈R
6/7y+2y+8/21=0
We calculate fractions
There is no solution for this equation
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