-19=r-7-7

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Solution for -19=r-7-7 equation: 



-19=r-7-7

We move all terms to the left:

-19-(r-7-7)=0

We add all the numbers together, and all the variables

-(r-14)-19=0

We get rid of parentheses

-r+14-19=0

We add all the numbers together, and all the variables

-1r-5=0

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

-r=5

r=5/-1

r=-5

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