3=15/2+b

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Solution for 3=15/2+b equation: 



3=15/2+b

We move all terms to the left:

3-(15/2+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+15/2)+3=0

We get rid of parentheses

-b+3-15/2=0

We multiply all the terms by the denominator


-b*2-15+3*2=0

We add all the numbers together, and all the variables

-b*2-9=0

Wy multiply elements

-2b-9=0

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

-2b=9

b=9/-2

b=-4+1/2

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