20=b/2

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Solution for 20=b/2 equation: 



20=b/2

We move all terms to the left:

20-(b/2)=0

We add all the numbers together, and all the variables

-(+b/2)+20=0

We get rid of parentheses

-b/2+20=0

We multiply all the terms by the denominator


-b+20*2=0

We add all the numbers together, and all the variables

-1b+40=0

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

-b=-40

b=-40/-1

b=+40

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