2(r+2)=-4+2(r+4)

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Solution for 2(r+2)=-4+2(r+4) equation: 



2(r+2)=-4+2(r+4)

We move all terms to the left:

2(r+2)-(-4+2(r+4))=0

We multiply parentheses

2r-(-4+2(r+4))+4=0



We calculate terms in parentheses: -(-4+2(r+4)), so:

-4+2(r+4)

determiningTheFunctionDomain
2(r+4)-4

We multiply parentheses

2r+8-4

We add all the numbers together, and all the variables

2r+4

Back to the equation:

-(2r+4)



We get rid of parentheses

2r-2r-4+4=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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