9=(d-15)/7

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Solution for 9=(d-15)/7 equation: 



9=(d-15)/7

We move all terms to the left:

9-((d-15)/7)=0

We multiply all the terms by the denominator


-((d-15)+9*7)=0



We calculate terms in parentheses: -((d-15)+9*7), so:

(d-15)+9*7

We add all the numbers together, and all the variables

(d-15)+63

We get rid of parentheses

d-15+63

We add all the numbers together, and all the variables

d+48

Back to the equation:

-(d+48)



We get rid of parentheses

-d-48=0

We add all the numbers together, and all the variables

-1d-48=0

We move all terms containing d to the left, all other terms to the right

-d=48

d=48/-1

d=-48

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