8r+5=28r+9

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Solution for 8r+5=28r+9 equation: 



8r+5=28r+9

We move all terms to the left:

8r+5-(28r+9)=0

We get rid of parentheses

8r-28r-9+5=0

We add all the numbers together, and all the variables

-20r-4=0

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

-20r=4

r=4/-20

r=-1/5

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