4(2r+2)=12

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Solution for 4(2r+2)=12 equation: 



4(2r+2)=12

We move all terms to the left:

4(2r+2)-(12)=0

We multiply parentheses

8r+8-12=0

We add all the numbers together, and all the variables

8r-4=0

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

8r=4

r=4/8

r=1/2

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