12r-30=6

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Solution for 12r-30=6 equation: 



12r-30=6

We move all terms to the left:

12r-30-(6)=0

We add all the numbers together, and all the variables

12r-36=0

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

12r=36

r=36/12

r=3

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