2r+3.14r=25.7

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Solution for 2r+3.14r=25.7 equation: 



2r+3.14r=25.7

We move all terms to the left:

2r+3.14r-(25.7)=0

We add all the numbers together, and all the variables

5.14r-25.7=0

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

5.14r=25.7

r=25.7/5.14

r=5

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