20-6r=5r+9

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Solution for 20-6r=5r+9 equation: 



20-6r=5r+9

We move all terms to the left:

20-6r-(5r+9)=0

We get rid of parentheses

-6r-5r-9+20=0

We add all the numbers together, and all the variables

-11r+11=0

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

-11r=-11

r=-11/-11

r=1

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