-3(2b+5)=-45

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Solution for -3(2b+5)=-45 equation: 



-3(2b+5)=-45

We move all terms to the left:

-3(2b+5)-(-45)=0

We add all the numbers together, and all the variables

-3(2b+5)+45=0

We multiply parentheses

-6b-15+45=0

We add all the numbers together, and all the variables

-6b+30=0

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

-6b=-30

b=-30/-6

b=+5

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