72.1=b/9

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Solution for 72.1=b/9 equation: 



72.1=b/9

We move all terms to the left:

72.1-(b/9)=0

We add all the numbers together, and all the variables

-(+b/9)+72.1=0

We get rid of parentheses

-b/9+72.1=0

We multiply all the terms by the denominator


-b+(72.1)*9=0

We add all the numbers together, and all the variables

-1b+648.9=0

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

-b=-648.9

b=-648.9/-1

b=648+0.89999999999998/1

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