2=-2(-6+r)

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



2=-2(-6+r)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(-2(r-6)), so:

-2(r-6)

We multiply parentheses

-2r+12

Back to the equation:

-(-2r+12)



We get rid of parentheses

2r-12+2=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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