2(b-47)=-86

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Solution for 2(b-47)=-86 equation: 



2(b-47)=-86

We move all terms to the left:

2(b-47)-(-86)=0

We add all the numbers together, and all the variables

2(b-47)+86=0

We multiply parentheses

2b-94+86=0

We add all the numbers together, and all the variables

2b-8=0

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

2b=8

b=8/2

b=4

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