390/b=13

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Solution for 390/b=13 equation: 



390/b=13

We move all terms to the left:

390/b-(13)=0



Domain of the equation: b!=0

b∈R



We multiply all the terms by the denominator


-13*b+390=0

We add all the numbers together, and all the variables

-13b+390=0

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

-13b=-390

b=-390/-13

b=+30

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