2/b+9=13

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Solution for 2/b+9=13 equation: 



2/b+9=13

We move all terms to the left:

2/b+9-(13)=0



Domain of the equation: b!=0

b∈R



We add all the numbers together, and all the variables

2/b-4=0

We multiply all the terms by the denominator


-4*b+2=0

We add all the numbers together, and all the variables

-4b+2=0

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

-4b=-2

b=-2/-4

b=1/2

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