5r+25=8r-81

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Solution for 5r+25=8r-81 equation: 



5r+25=8r-81

We move all terms to the left:

5r+25-(8r-81)=0

We get rid of parentheses

5r-8r+81+25=0

We add all the numbers together, and all the variables

-3r+106=0

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

-3r=-106

r=-106/-3

r=35+1/3

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