4.5=b/5-2.1

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Solution for 4.5=b/5-2.1 equation: 



4.5=b/5-2.1

We move all terms to the left:

4.5-(b/5-2.1)=0

We get rid of parentheses

-b/5+2.1+4.5=0

We multiply all the terms by the denominator


-b+(2.1)*5+(4.5)*5=0

We add all the numbers together, and all the variables

-1b+33=0

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

-b=-33

b=-33/-1

b=+33

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