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8.1r+6.75=8.1r+3.24
We move all terms to the left:
8.1r+6.75-(8.1r+3.24)=0
We get rid of parentheses
8.1r-8.1r-3.24+6.75=0
We add all the numbers together, and all the variables
3.51!=0
There is no solution for this equation
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