6-(3b-9)=-2(5-b)

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Solution for 6-(3b-9)=-2(5-b) equation: 



6-(3b-9)=-2(5-b)

We move all terms to the left:

6-(3b-9)-(-2(5-b))=0

We add all the numbers together, and all the variables

-(3b-9)-(-2(-1b+5))+6=0

We get rid of parentheses

-3b-(-2(-1b+5))+9+6=0



We calculate terms in parentheses: -(-2(-1b+5)), so:

-2(-1b+5)

We multiply parentheses

2b-10

Back to the equation:

-(2b-10)



We add all the numbers together, and all the variables

-3b-(2b-10)+15=0

We get rid of parentheses

-3b-2b+10+15=0

We add all the numbers together, and all the variables

-5b+25=0

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

-5b=-25

b=-25/-5

b=+5

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