-239=-1+7(1+5b)

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Solution for -239=-1+7(1+5b) equation: 



-239=-1+7(1+5b)

We move all terms to the left:

-239-(-1+7(1+5b))=0

We add all the numbers together, and all the variables

-(-1+7(5b+1))-239=0



We calculate terms in parentheses: -(-1+7(5b+1)), so:

-1+7(5b+1)

determiningTheFunctionDomain
7(5b+1)-1

We multiply parentheses

35b+7-1

We add all the numbers together, and all the variables

35b+6

Back to the equation:

-(35b+6)



We get rid of parentheses

-35b-6-239=0

We add all the numbers together, and all the variables

-35b-245=0

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

-35b=245

b=245/-35

b=-7

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