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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(-2(r-3)), so:

-2(r-3)

We multiply parentheses

-2r+6

Back to the equation:

-(-2r+6)



We get rid of parentheses

2r+2r-6-6=0

We add all the numbers together, and all the variables

4r-12=0

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

4r=12

r=12/4

r=3

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