-4r+8=-2(r+1)-2

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Solution for -4r+8=-2(r+1)-2 equation: 



-4r+8=-2(r+1)-2

We move all terms to the left:

-4r+8-(-2(r+1)-2)=0



We calculate terms in parentheses: -(-2(r+1)-2), so:

-2(r+1)-2

We multiply parentheses

-2r-2-2

We add all the numbers together, and all the variables

-2r-4

Back to the equation:

-(-2r-4)



We get rid of parentheses

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

We add all the numbers together, and all the variables

-2r+12=0

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

-2r=-12

r=-12/-2

r=+6

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