30=-9(6f-7)

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Solution for 30=-9(6f-7) equation: 



30=-9(6f-7)

We move all terms to the left:

30-(-9(6f-7))=0



We calculate terms in parentheses: -(-9(6f-7)), so:

-9(6f-7)

We multiply parentheses

-54f+63

Back to the equation:

-(-54f+63)



We get rid of parentheses

54f-63+30=0

We add all the numbers together, and all the variables

54f-33=0

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

54f=33

f=33/54

f=11/18

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