8r-2.9r=25.5

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Solution for 8r-2.9r=25.5 equation: 



8r-2.9r=25.5

We move all terms to the left:

8r-2.9r-(25.5)=0

We add all the numbers together, and all the variables

5.1r-25.5=0

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

5.1r=25.5

r=25.5/5.1

r=5

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