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6/7y+8/21=-2
We move all terms to the left:
6/7y+8/21-(-2)=0
Domain of the equation: 7y!=0We add all the numbers together, and all the variables
y!=0/7
y!=0
y∈R
6/7y+2+8/21=0
We calculate fractions
There is no solution for this equation
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