7r+1=20.3r=

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Solution for 7r+1=20.3r= equation: 



7r+1=20.3r=

We move all terms to the left:

7r+1-(20.3r)=0

We add all the numbers together, and all the variables

7r-(+20.3r)+1=0

We get rid of parentheses

7r-20.3r+1=0

We add all the numbers together, and all the variables

-13.3r+1=0

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

-13.3r=-1

r=-1/-13.3

r=1/13.3

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