-1=3-r+5

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Solution for -1=3-r+5 equation: 



-1=3-r+5

We move all terms to the left:

-1-(3-r+5)=0

We add all the numbers together, and all the variables

-(-1r+8)-1=0

We get rid of parentheses

1r-8-1=0

We add all the numbers together, and all the variables

r-9=0

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

r=9

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