-2=r/9

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Solution for -2=r/9 equation: 



-2=r/9

We move all terms to the left:

-2-(r/9)=0

We add all the numbers together, and all the variables

-(+r/9)-2=0

We get rid of parentheses

-r/9-2=0

We multiply all the terms by the denominator


-r-2*9=0

We add all the numbers together, and all the variables

-1r-18=0

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

-r=18

r=18/-1

r=-18

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