19.5=7.5r+5.5r

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Solution for 19.5=7.5r+5.5r equation: 



19.5=7.5r+5.5r

We move all terms to the left:

19.5-(7.5r+5.5r)=0

We add all the numbers together, and all the variables

-(+13r)+19.5=0

We get rid of parentheses

-13r+19.5=0

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

-13r=-19.5

r=-19.5/-13

r=1+4.3333333333333/8.6666666666667

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