-45=-1r+16r

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Solution for -45=-1r+16r equation: 



-45=-1r+16r

We move all terms to the left:

-45-(-1r+16r)=0

We add all the numbers together, and all the variables

-(+15r)-45=0

We get rid of parentheses

-15r-45=0

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

-15r=45

r=45/-15

r=-3

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