2=r/9+1

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Solution for 2=r/9+1 equation: 



2=r/9+1

We move all terms to the left:

2-(r/9+1)=0

We get rid of parentheses

-r/9-1+2=0

We multiply all the terms by the denominator


-r-1*9+2*9=0

We add all the numbers together, and all the variables

-1r+9=0

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

-r=-9

r=-9/-1

r=+9

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