-1=1/2m+9

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Solution for -1=1/2m+9 equation: 



-1=1/2m+9

We move all terms to the left:

-1-(1/2m+9)=0



Domain of the equation: 2m+9)!=0

m∈R



We get rid of parentheses

-1/2m-9-1=0

We multiply all the terms by the denominator


-9*2m-1*2m-1=0

Wy multiply elements

-18m-2m-1=0

We add all the numbers together, and all the variables

-20m-1=0

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

-20m=1

m=1/-20

m=-1/20

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