-5(8-r)=-28+8r

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Solution for -5(8-r)=-28+8r equation: 



-5(8-r)=-28+8r

We move all terms to the left:

-5(8-r)-(-28+8r)=0

We add all the numbers together, and all the variables

-5(-1r+8)-(8r-28)=0

We multiply parentheses

5r-(8r-28)-40=0

We get rid of parentheses

5r-8r+28-40=0

We add all the numbers together, and all the variables

-3r-12=0

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

-3r=12

r=12/-3

r=-4

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