4-(-r)+r=-4r-8

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Solution for 4-(-r)+r=-4r-8 equation: 



4-(-r)+r=-4r-8

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-1r)+r-(-4r-8)+4=0

We add all the numbers together, and all the variables

r-(-1r)-(-4r-8)+4=0

We get rid of parentheses

r+1r+4r+8+4=0

We add all the numbers together, and all the variables

6r+12=0

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

6r=-12

r=-12/6

r=-2

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