4(b-1)=2(-2b-10)

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Solution for 4(b-1)=2(-2b-10) equation: 



4(b-1)=2(-2b-10)

We move all terms to the left:

4(b-1)-(2(-2b-10))=0

We multiply parentheses

4b-(2(-2b-10))-4=0



We calculate terms in parentheses: -(2(-2b-10)), so:

2(-2b-10)

We multiply parentheses

-4b-20

Back to the equation:

-(-4b-20)



We get rid of parentheses

4b+4b+20-4=0

We add all the numbers together, and all the variables

8b+16=0

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

8b=-16

b=-16/8

b=-2

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