30=5r+11

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Solution for 30=5r+11 equation: 



30=5r+11

We move all terms to the left:

30-(5r+11)=0

We get rid of parentheses

-5r-11+30=0

We add all the numbers together, and all the variables

-5r+19=0

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

-5r=-19

r=-19/-5

r=3+4/5

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