90,9=7/b

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Solution for 90,9=7/b equation: 



90.9=7/b

We move all terms to the left:

90.9-(7/b)=0



Domain of the equation: b)!=0

b!=0/1

b!=0

b∈R



We add all the numbers together, and all the variables

-(+7/b)+90.9=0

We get rid of parentheses

-7/b+90.9=0

We multiply all the terms by the denominator


(90.9)*b-7=0

We multiply parentheses

90.9b-7=0

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

90.9b=7

b=7/90.9

b=7/90.9

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