3=0.75(b-8)

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Solution for 3=0.75(b-8) equation: 



3=0.75(b-8)

We move all terms to the left:

3-(0.75(b-8))=0



We calculate terms in parentheses: -(0.75(b-8)), so:

0.75(b-8)

We multiply parentheses

0.75b-6

Back to the equation:

-(0.75b-6)



We get rid of parentheses

-0.75b+6+3=0

We add all the numbers together, and all the variables

-0.75b+9=0

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

-0.75b=-9

b=-9/-0.75

b=+12

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