-1+r=-3(6-6r)

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Solution for -1+r=-3(6-6r) equation: 



-1+r=-3(6-6r)

We move all terms to the left:

-1+r-(-3(6-6r))=0

We add all the numbers together, and all the variables

r-(-3(-6r+6))-1=0



We calculate terms in parentheses: -(-3(-6r+6)), so:

-3(-6r+6)

We multiply parentheses

18r-18

Back to the equation:

-(18r-18)



We get rid of parentheses

r-18r+18-1=0

We add all the numbers together, and all the variables

-17r+17=0

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

-17r=-17

r=-17/-17

r=1

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