-16=r/2+-13

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Solution for -16=r/2+-13 equation: 



-16=r/2+-13

We move all terms to the left:

-16-(r/2+-13)=0

We add all the numbers together, and all the variables

-(r/2-13)-16=0

We get rid of parentheses

-r/2+13-16=0

We multiply all the terms by the denominator


-r+13*2-16*2=0

We add all the numbers together, and all the variables

-1r-6=0

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

-r=6

r=6/-1

r=-6

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