7/m+1=12/m+2

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Solution for 7/m+1=12/m+2 equation: 



7/m+1=12/m+2

We move all terms to the left:

7/m+1-(12/m+2)=0



Domain of the equation: m!=0

m∈R





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

m∈R



We get rid of parentheses

7/m-12/m-2+1=0

We multiply all the terms by the denominator


-2*m+1*m+7-12=0

We add all the numbers together, and all the variables

-1m-5=0

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

-m=5

m=5/-1

m=-5

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