6.5=1.1+1.8rr

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Solution for 6.5=1.1+1.8rr equation: 



6.5=1.1+1.8rr

We move all terms to the left:

6.5-(1.1+1.8rr)=0

We add all the numbers together, and all the variables

-(1.8rr+1.1)+6.5=0

We get rid of parentheses

-1.8rr-1.1+6.5=0

We add all the numbers together, and all the variables

-1.8rr+5.4=0

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

-1.8rr=-5.4

r=-5.4/1

r=-5.4

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