-8r-40=-4(2-6r)

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Solution for -8r-40=-4(2-6r) equation: 



-8r-40=-4(2-6r)

We move all terms to the left:

-8r-40-(-4(2-6r))=0

We add all the numbers together, and all the variables

-8r-(-4(-6r+2))-40=0



We calculate terms in parentheses: -(-4(-6r+2)), so:

-4(-6r+2)

We multiply parentheses

24r-8

Back to the equation:

-(24r-8)



We get rid of parentheses

-8r-24r+8-40=0

We add all the numbers together, and all the variables

-32r-32=0

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

-32r=32

r=32/-32

r=-1

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