-1=r/4-1

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Solution for -1=r/4-1 equation: 



-1=r/4-1

We move all terms to the left:

-1-(r/4-1)=0

We get rid of parentheses

-r/4+1-1=0

We multiply all the terms by the denominator


-r+1*4-1*4=0

We add all the numbers together, and all the variables

-r=0

r=0/-1

r=0

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