+1m+9=+3(+1m-7)

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Solution for +1m+9=+3(+1m-7) equation: 



+1m+9=+3(+1m-7)

We move all terms to the left:

+1m+9-(+3(+1m-7))=0

We add all the numbers together, and all the variables

1m-(+3(m-7))+9=0

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(+3(m-7)), so:

+3(m-7)

determiningTheFunctionDomain
3(m-7)

We multiply parentheses

3m-21

Back to the equation:

-(3m-21)



We get rid of parentheses

m-3m+21+9=0

We add all the numbers together, and all the variables

-2m+30=0

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

-2m=-30

m=-30/-2

m=+15

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