2(7+m)=7(m-3)

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Solution for 2(7+m)=7(m-3) equation: 



2(7+m)=7(m-3)

We move all terms to the left:

2(7+m)-(7(m-3))=0

We add all the numbers together, and all the variables

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

We multiply parentheses

2m-(7(m-3))+14=0



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

7(m-3)

We multiply parentheses

7m-21

Back to the equation:

-(7m-21)



We get rid of parentheses

2m-7m+21+14=0

We add all the numbers together, and all the variables

-5m+35=0

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

-5m=-35

m=-35/-5

m=+7

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