9-9-3m=7-9

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Solution for 9-9-3m=7-9 equation: 



9-9-3m=7-9

We move all terms to the left:

9-9-3m-(7-9)=0

We add all the numbers together, and all the variables

-3m+9-9-(-2)=0

We add all the numbers together, and all the variables

-3m+2=0

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

-3m=-2

m=-2/-3

m=2/3

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