-16=r^-2

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Solution for -16=r^-2 equation: 



-16=r^-2

We move all terms to the left:

-16-(r^-2)=0

We get rid of parentheses

-r^+2-16=0

We add all the numbers together, and all the variables

-1r-14=0

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

-r=14

r=14/-1

r=-14

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