2.8=3r-1

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Solution for 2.8=3r-1 equation: 



2.8=3r-1

We move all terms to the left:

2.8-(3r-1)=0

We get rid of parentheses

-3r+1+2.8=0

We add all the numbers together, and all the variables

-3r+3.8=0

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

-3r=-3.8

r=-3.8/-3

r=1+0.8/3

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