2(1-r)=-5(r-1)

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Solution for 2(1-r)=-5(r-1) equation: 



2(1-r)=-5(r-1)

We move all terms to the left:

2(1-r)-(-5(r-1))=0

We add all the numbers together, and all the variables

2(-1r+1)-(-5(r-1))=0

We multiply parentheses

-2r-(-5(r-1))+2=0



We calculate terms in parentheses: -(-5(r-1)), so:

-5(r-1)

We multiply parentheses

-5r+5

Back to the equation:

-(-5r+5)



We get rid of parentheses

-2r+5r-5+2=0

We add all the numbers together, and all the variables

3r-3=0

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

3r=3

r=3/3

r=1

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