8b=3(4b-)+15

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Solution for 8b=3(4b-)+15 equation: 



8b=3(4b-)+15

We move all terms to the left:

8b-(3(4b-)+15)=0

We add all the numbers together, and all the variables

8b-(3(+4b)+15)=0



We calculate terms in parentheses: -(3(+4b)+15), so:

3(+4b)+15

We multiply parentheses

12b+15

Back to the equation:

-(12b+15)



We get rid of parentheses

8b-12b-15=0

We add all the numbers together, and all the variables

-4b-15=0

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

-4b=15

b=15/-4

b=-3+3/4

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