32=12r-3(9-r)

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Solution for 32=12r-3(9-r) equation: 



32=12r-3(9-r)

We move all terms to the left:

32-(12r-3(9-r))=0

We add all the numbers together, and all the variables

-(12r-3(-1r+9))+32=0



We calculate terms in parentheses: -(12r-3(-1r+9)), so:

12r-3(-1r+9)

We multiply parentheses

12r+3r-27

We add all the numbers together, and all the variables

15r-27

Back to the equation:

-(15r-27)



We get rid of parentheses

-15r+27+32=0

We add all the numbers together, and all the variables

-15r+59=0

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

-15r=-59

r=-59/-15

r=3+14/15

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