3.2=4.5(b-5)

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Solution for 3.2=4.5(b-5) equation: 



3.2=4.5(b-5)

We move all terms to the left:

3.2-(4.5(b-5))=0



We calculate terms in parentheses: -(4.5(b-5)), so:

4.5(b-5)

We multiply parentheses

4.5b-22.5

Back to the equation:

-(4.5b-22.5)



We get rid of parentheses

-4.5b+22.5+3.2=0

We add all the numbers together, and all the variables

-4.5b+25.7=0

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

-4.5b=-25.7

b=-25.7/-4.5

b=5+2.6666666666667/3.75

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