38=20-6(b-9)

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Solution for 38=20-6(b-9) equation: 



38=20-6(b-9)

We move all terms to the left:

38-(20-6(b-9))=0



We calculate terms in parentheses: -(20-6(b-9)), so:

20-6(b-9)

determiningTheFunctionDomain
-6(b-9)+20

We multiply parentheses

-6b+54+20

We add all the numbers together, and all the variables

-6b+74

Back to the equation:

-(-6b+74)



We get rid of parentheses

6b-74+38=0

We add all the numbers together, and all the variables

6b-36=0

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

6b=36

b=36/6

b=6

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