-1/2r-12=127

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Solution for -1/2r-12=127 equation: 



-1/2r-12=127

We move all terms to the left:

-1/2r-12-(127)=0



Domain of the equation: 2r!=0

r!=0/2

r!=0

r∈R



We add all the numbers together, and all the variables

-1/2r-139=0

We multiply all the terms by the denominator


-139*2r-1=0

Wy multiply elements

-278r-1=0

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

-278r=1

r=1/-278

r=-1/278

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