4(b+7)=12+2b

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Solution for 4(b+7)=12+2b equation: 



4(b+7)=12+2b

We move all terms to the left:

4(b+7)-(12+2b)=0

We add all the numbers together, and all the variables

4(b+7)-(2b+12)=0

We multiply parentheses

4b-(2b+12)+28=0

We get rid of parentheses

4b-2b-12+28=0

We add all the numbers together, and all the variables

2b+16=0

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

2b=-16

b=-16/2

b=-8

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