19.1r-3.15=19.4r

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Solution for 19.1r-3.15=19.4r equation: 



19.1r-3.15=19.4r

We move all terms to the left:

19.1r-3.15-(19.4r)=0

We add all the numbers together, and all the variables

19.1r-(+19.4r)-3.15=0

We get rid of parentheses

19.1r-19.4r-3.15=0

We add all the numbers together, and all the variables

-0.3r-3.15=0

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

-0.3r=3.15

r=3.15/-0.3

r=-10+0.15/0.3

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