8+2(8r-2r)=4

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Solution for 8+2(8r-2r)=4 equation: 



8+2(8r-2r)=4

We move all terms to the left:

8+2(8r-2r)-(4)=0

We add all the numbers together, and all the variables

2(+6r)+8-4=0

We add all the numbers together, and all the variables

2(+6r)+4=0

We multiply parentheses

12r+4=0

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

12r=-4

r=-4/12

r=-1/3

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