-5+4(-5-3b)=-8b-7(b+1)

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Solution for -5+4(-5-3b)=-8b-7(b+1) equation: 



-5+4(-5-3b)=-8b-7(b+1)

We move all terms to the left:

-5+4(-5-3b)-(-8b-7(b+1))=0

We add all the numbers together, and all the variables

4(-3b-5)-(-8b-7(b+1))-5=0

We multiply parentheses

-12b-(-8b-7(b+1))-20-5=0



We calculate terms in parentheses: -(-8b-7(b+1)), so:

-8b-7(b+1)

We multiply parentheses

-8b-7b-7

We add all the numbers together, and all the variables

-15b-7

Back to the equation:

-(-15b-7)



We add all the numbers together, and all the variables

-12b-(-15b-7)-25=0

We get rid of parentheses

-12b+15b+7-25=0

We add all the numbers together, and all the variables

3b-18=0

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

3b=18

b=18/3

b=6

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