-7=r/3=-10

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Solution for -7=r/3=-10 equation: 



-7=r/3=-10

We move all terms to the left:

-7-(r/3)=0

We add all the numbers together, and all the variables

-(+r/3)-7=0

We get rid of parentheses

-r/3-7=0

We multiply all the terms by the denominator


-r-7*3=0

We add all the numbers together, and all the variables

-1r-21=0

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

-r=21

r=21/-1

r=-21

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