27-8r=-2+5(-7-8r)

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Solution for 27-8r=-2+5(-7-8r) equation: 



27-8r=-2+5(-7-8r)

We move all terms to the left:

27-8r-(-2+5(-7-8r))=0

We add all the numbers together, and all the variables

-8r-(-2+5(-8r-7))+27=0



We calculate terms in parentheses: -(-2+5(-8r-7)), so:

-2+5(-8r-7)

determiningTheFunctionDomain
5(-8r-7)-2

We multiply parentheses

-40r-35-2

We add all the numbers together, and all the variables

-40r-37

Back to the equation:

-(-40r-37)



We get rid of parentheses

-8r+40r+37+27=0

We add all the numbers together, and all the variables

32r+64=0

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

32r=-64

r=-64/32

r=-2

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