-2(-2r+4)=8+8r

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Solution for -2(-2r+4)=8+8r equation: 



-2(-2r+4)=8+8r

We move all terms to the left:

-2(-2r+4)-(8+8r)=0

We add all the numbers together, and all the variables

-2(-2r+4)-(8r+8)=0

We multiply parentheses

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

We get rid of parentheses

4r-8r-8-8=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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