8=72/b

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Solution for 8=72/b equation: 



8=72/b

We move all terms to the left:

8-(72/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

-(+72/b)+8=0

We get rid of parentheses

-72/b+8=0

We multiply all the terms by the denominator


8*b-72=0

We add all the numbers together, and all the variables

8b-72=0

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

8b=72

b=72/8

b=9

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