76.80=38.4r

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Solution for 76.80=38.4r equation: 



76.80=38.4r

We move all terms to the left:

76.80-(38.4r)=0

We add all the numbers together, and all the variables

-(+38.4r)+76.80=0

We add all the numbers together, and all the variables

-(+38.4r)+76.8=0

We get rid of parentheses

-38.4r+76.8=0

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

-38.4r=-76.8

r=-76.8/-38.4

r=+2

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