21/2=5b

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Solution for 21/2=5b equation: 



21/2=5b

We move all terms to the left:

21/2-(5b)=0

We multiply all the terms by the denominator


-5b*2+21=0

Wy multiply elements

-10b+21=0

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

-10b=-21

b=-21/-10

b=2+1/10

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