3=1/2+b

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Solution for 3=1/2+b equation: 



3=1/2+b

We move all terms to the left:

3-(1/2+b)=0



Domain of the equation: 2+b)!=0

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

b)!=-2

b!=-2/1

b!=-2

b∈R



We add all the numbers together, and all the variables

-(+b+1/2)+3=0

We get rid of parentheses

-b+3-1/2=0

We multiply all the terms by the denominator


-b*2-1+3*2=0

We add all the numbers together, and all the variables

-b*2+5=0

Wy multiply elements

-2b+5=0

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

-2b=-5

b=-5/-2

b=2+1/2

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