2/r=-2

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Solution for 2/r=-2 equation:



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

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