7/9=21/t

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Solution for 7/9=21/t equation: 



7/9=21/t

We move all terms to the left:

7/9-(21/t)=0



Domain of the equation: t)!=0

t!=0/1

t!=0

t∈R



We add all the numbers together, and all the variables

-(+21/t)+7/9=0

We get rid of parentheses

-21/t+7/9=0

We calculate fractions

There is no solution for this equation

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