3r-6(2r+9)=9

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Solution for 3r-6(2r+9)=9 equation: 



3r-6(2r+9)=9

We move all terms to the left:

3r-6(2r+9)-(9)=0

We multiply parentheses

3r-12r-54-9=0

We add all the numbers together, and all the variables

-9r-63=0

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

-9r=63

r=63/-9

r=-7

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