2.7+r=9.1

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Solution for 2.7+r=9.1 equation: 



2.7+r=9.1

We move all terms to the left:

2.7+r-(9.1)=0

We add all the numbers together, and all the variables

r-6.4=0

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

r=6.4

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