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1+2/7y=25/21
We move all terms to the left:
1+2/7y-(25/21)=0
Domain of the equation: 7y!=0We add all the numbers together, and all the variables
y!=0/7
y!=0
y∈R
2/7y+1-(+25/21)=0
We get rid of parentheses
2/7y+1-25/21=0
We calculate fractions
There is no solution for this equation
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