-30r+12=18r

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Solution for -30r+12=18r equation: 



-30r+12=18r

We move all terms to the left:

-30r+12-(18r)=0

We add all the numbers together, and all the variables

-48r+12=0

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

-48r=-12

r=-12/-48

r=1/4

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