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-2+2/m=-4
We move all terms to the left:
-2+2/m-(-4)=0
Domain of the equation: m!=0We add all the numbers together, and all the variables
m∈R
2/m+2=0
We multiply all the terms by the denominator
2*m+2=0
We add all the numbers together, and all the variables
2m+2=0
We move all terms containing m to the left, all other terms to the right
2m=-2
m=-2/2
m=-1
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