7/21=d/39

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Solution for 7/21=d/39 equation:



7/21=d/39
We move all terms to the left:
7/21-(d/39)=0
We add all the numbers together, and all the variables
-(+d/39)+7/21=0
We get rid of parentheses
-d/39+7/21=0
We calculate fractions
There is no solution for this equation

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