2(2r-6)=28

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Solution for 2(2r-6)=28 equation: 



2(2r-6)=28

We move all terms to the left:

2(2r-6)-(28)=0

We multiply parentheses

4r-12-28=0

We add all the numbers together, and all the variables

4r-40=0

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

4r=40

r=40/4

r=10

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