-5r-5=-4r+4(1-r)

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Solution for -5r-5=-4r+4(1-r) equation: 



-5r-5=-4r+4(1-r)

We move all terms to the left:

-5r-5-(-4r+4(1-r))=0

We add all the numbers together, and all the variables

-5r-(-4r+4(-1r+1))-5=0



We calculate terms in parentheses: -(-4r+4(-1r+1)), so:

-4r+4(-1r+1)

We multiply parentheses

-4r-4r+4

We add all the numbers together, and all the variables

-8r+4

Back to the equation:

-(-8r+4)



We get rid of parentheses

-5r+8r-4-5=0

We add all the numbers together, and all the variables

3r-9=0

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

3r=9

r=9/3

r=3

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