-27=4(r-4)-(1+2r)

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Solution for -27=4(r-4)-(1+2r) equation: 



-27=4(r-4)-(1+2r)

We move all terms to the left:

-27-(4(r-4)-(1+2r))=0

We add all the numbers together, and all the variables

-(4(r-4)-(2r+1))-27=0



We calculate terms in parentheses: -(4(r-4)-(2r+1)), so:

4(r-4)-(2r+1)

We multiply parentheses

4r-(2r+1)-16

We get rid of parentheses

4r-2r-1-16

We add all the numbers together, and all the variables

2r-17

Back to the equation:

-(2r-17)



We get rid of parentheses

-2r+17-27=0

We add all the numbers together, and all the variables

-2r-10=0

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

-2r=10

r=10/-2

r=-5

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