2(r+4)=1

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Solution for 2(r+4)=1 equation: 



2(r+4)=1

We move all terms to the left:

2(r+4)-(1)=0

We multiply parentheses

2r+8-1=0

We add all the numbers together, and all the variables

2r+7=0

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

2r=-7

r=-7/2

r=-3+1/2

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