200=3.5r

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Solution for 200=3.5r equation: 



200=3.5r

We move all terms to the left:

200-(3.5r)=0

We add all the numbers together, and all the variables

-(+3.5r)+200=0

We get rid of parentheses

-3.5r+200=0

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

-3.5r=-200

r=-200/-3.5

r=57+0.5/3.5

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