4/a=12/21

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Solution for 4/a=12/21 equation: 



4/a=12/21

We move all terms to the left:

4/a-(12/21)=0



Domain of the equation: a!=0

a∈R



We add all the numbers together, and all the variables

4/a-(+12/21)=0

We get rid of parentheses

4/a-12/21=0

We calculate fractions

There is no solution for this equation

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