12r+6=18

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Solution for 12r+6=18 equation: 



12r+6=18

We move all terms to the left:

12r+6-(18)=0

We add all the numbers together, and all the variables

12r-12=0

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

12r=12

r=12/12

r=1

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