20/2b=4

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Solution for 20/2b=4 equation: 



20/2b=4

We move all terms to the left:

20/2b-(4)=0



Domain of the equation: 2b!=0

b!=0/2

b!=0

b∈R



We multiply all the terms by the denominator


-4*2b+20=0

Wy multiply elements

-8b+20=0

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

-8b=-20

b=-20/-8

b=2+1/2

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