17=2b+3(45-b)

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Solution for 17=2b+3(45-b) equation: 



17=2b+3(45-b)

We move all terms to the left:

17-(2b+3(45-b))=0

We add all the numbers together, and all the variables

-(2b+3(-1b+45))+17=0



We calculate terms in parentheses: -(2b+3(-1b+45)), so:

2b+3(-1b+45)

We multiply parentheses

2b-3b+135

We add all the numbers together, and all the variables

-1b+135

Back to the equation:

-(-1b+135)



We get rid of parentheses

1b-135+17=0

We add all the numbers together, and all the variables

b-118=0

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

b=118

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