21=b/6

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Solution for 21=b/6 equation: 



21=b/6

We move all terms to the left:

21-(b/6)=0

We add all the numbers together, and all the variables

-(+b/6)+21=0

We get rid of parentheses

-b/6+21=0

We multiply all the terms by the denominator


-b+21*6=0

We add all the numbers together, and all the variables

-1b+126=0

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

-b=-126

b=-126/-1

b=+126

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