7b+3-4b=-3-3(b+4)

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



7b+3-4b=-3-3(b+4)

We move all terms to the left:

7b+3-4b-(-3-3(b+4))=0

We add all the numbers together, and all the variables

3b-(-3-3(b+4))+3=0



We calculate terms in parentheses: -(-3-3(b+4)), so:

-3-3(b+4)

determiningTheFunctionDomain
-3(b+4)-3

We multiply parentheses

-3b-12-3

We add all the numbers together, and all the variables

-3b-15

Back to the equation:

-(-3b-15)



We get rid of parentheses

3b+3b+15+3=0

We add all the numbers together, and all the variables

6b+18=0

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

6b=-18

b=-18/6

b=-3

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