-27=4(7r-8)

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Solution for -27=4(7r-8) equation: 



-27=4(7r-8)

We move all terms to the left:

-27-(4(7r-8))=0



We calculate terms in parentheses: -(4(7r-8)), so:

4(7r-8)

We multiply parentheses

28r-32

Back to the equation:

-(28r-32)



We get rid of parentheses

-28r+32-27=0

We add all the numbers together, and all the variables

-28r+5=0

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

-28r=-5

r=-5/-28

r=5/28

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