1/2b-8=-21

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Solution for 1/2b-8=-21 equation: 



1/2b-8=-21

We move all terms to the left:

1/2b-8-(-21)=0



Domain of the equation: 2b!=0

b!=0/2

b!=0

b∈R



We add all the numbers together, and all the variables

1/2b+13=0

We multiply all the terms by the denominator


13*2b+1=0

Wy multiply elements

26b+1=0

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

26b=-1

b=-1/26

b=-1/26

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