3(b-84)=45

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Solution for 3(b-84)=45 equation: 



3(b-84)=45

We move all terms to the left:

3(b-84)-(45)=0

We multiply parentheses

3b-252-45=0

We add all the numbers together, and all the variables

3b-297=0

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

3b=297

b=297/3

b=99

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