1/2b=20

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Solution for 1/2b=20 equation: 



1/2b=20

We move all terms to the left:

1/2b-(20)=0



Domain of the equation: 2b!=0

b!=0/2

b!=0

b∈R



We multiply all the terms by the denominator


-20*2b+1=0

Wy multiply elements

-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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