51=7(-1-b)=19

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Solution for 51=7(-1-b)=19 equation: 



51=7(-1-b)=19

We move all terms to the left:

51-(7(-1-b))=0

We add all the numbers together, and all the variables

-(7(-1b-1))+51=0



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

7(-1b-1)

We multiply parentheses

-7b-7

Back to the equation:

-(-7b-7)



We get rid of parentheses

7b+7+51=0

We add all the numbers together, and all the variables

7b+58=0

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

7b=-58

b=-58/7

b=-8+2/7

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