9=-1+1/4b

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Solution for 9=-1+1/4b equation: 



9=-1+1/4b

We move all terms to the left:

9-(-1+1/4b)=0



Domain of the equation: 4b)!=0

b!=0/1

b!=0

b∈R



We add all the numbers together, and all the variables

-(1/4b-1)+9=0

We get rid of parentheses

-1/4b+1+9=0

We multiply all the terms by the denominator


1*4b+9*4b-1=0

Wy multiply elements

4b+36b-1=0

We add all the numbers together, and all the variables

40b-1=0

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

40b=1

b=1/40

b=1/40

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