(2b+6)+b=90

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Solution for (2b+6)+b=90 equation: 



(2b+6)+b=90

We move all terms to the left:

(2b+6)+b-(90)=0

We add all the numbers together, and all the variables

b+(2b+6)-90=0

We get rid of parentheses

b+2b+6-90=0

We add all the numbers together, and all the variables

3b-84=0

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

3b=84

b=84/3

b=28

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