(-r)=12.65

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Solution for (-r)=12.65 equation: 



(-r)=12.65

We move all terms to the left:

(-r)-(12.65)=0

We add all the numbers together, and all the variables

(-1r)-(12.65)=0

We add all the numbers together, and all the variables

(-1r)-12.65=0

We get rid of parentheses

-1r-12.65=0

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

-r=12.65

r=12.65/-1

r=-12+0.65/1

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