16=-4r-8-4

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Solution for 16=-4r-8-4 equation: 



16=-4r-8-4

We move all terms to the left:

16-(-4r-8-4)=0

We add all the numbers together, and all the variables

-(-4r-12)+16=0

We get rid of parentheses

4r+12+16=0

We add all the numbers together, and all the variables

4r+28=0

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

4r=-28

r=-28/4

r=-7

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