21/2=-9m

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Solution for 21/2=-9m equation: 



21/2=-9m

We move all terms to the left:

21/2-(-9m)=0

We get rid of parentheses

9m+21/2=0

We multiply all the terms by the denominator


9m*2+21=0

Wy multiply elements

18m+21=0

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

18m=-21

m=-21/18

m=-1+1/6

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