7/4=21/y+5

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Solution for 7/4=21/y+5 equation: 



7/4=21/y+5

We move all terms to the left:

7/4-(21/y+5)=0



Domain of the equation: y+5)!=0

y∈R



We get rid of parentheses

-21/y-5+7/4=0

We calculate fractions

There is no solution for this equation

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