5y=y3+21

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Solution for 5y=y3+21 equation: 



5y=y3+21

We move all terms to the left:

5y-(y3+21)=0

We add all the numbers together, and all the variables

-(+y^3+21)+5y=0

We get rid of parentheses

-y^3+5y-21=0

We do not support eypression: y^3

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