2/5b-21=-17-2

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Solution for 2/5b-21=-17-2 equation: 



2/5b-21=-17-2

We move all terms to the left:

2/5b-21-(-17-2)=0



Domain of the equation: 5b!=0

b!=0/5

b!=0

b∈R



We add all the numbers together, and all the variables

2/5b-21-(-19)=0

We add all the numbers together, and all the variables

2/5b-2=0

We multiply all the terms by the denominator


-2*5b+2=0

Wy multiply elements

-10b+2=0

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

-10b=-2

b=-2/-10

b=1/5

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