7/9d=8/9

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Solution for 7/9d=8/9 equation: 



7/9d=8/9

We move all terms to the left:

7/9d-(8/9)=0



Domain of the equation: 9d!=0

d!=0/9

d!=0

d∈R



We add all the numbers together, and all the variables

7/9d-(+8/9)=0

We get rid of parentheses

7/9d-8/9=0

We calculate fractions


=0

d=0/1

d=0

Równanie nie ma rozwiązania

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