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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

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

We get rid of parentheses

-4r+8r+16=0

We add all the numbers together, and all the variables

4r+16=0

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

4r=-16

r=-16/4

r=-4

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