-3(5b-3)=2(3b+15)

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Solution for -3(5b-3)=2(3b+15) equation: 



-3(5b-3)=2(3b+15)

We move all terms to the left:

-3(5b-3)-(2(3b+15))=0

We multiply parentheses

-15b-(2(3b+15))+9=0



We calculate terms in parentheses: -(2(3b+15)), so:

2(3b+15)

We multiply parentheses

6b+30

Back to the equation:

-(6b+30)



We get rid of parentheses

-15b-6b-30+9=0

We add all the numbers together, and all the variables

-21b-21=0

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

-21b=21

b=21/-21

b=-1

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