3r/7=18

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Solution for 3r/7=18 equation: 



3r/7=18

We move all terms to the left:

3r/7-(18)=0

We multiply all the terms by the denominator


3r-18*7=0

We add all the numbers together, and all the variables

3r-126=0

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

3r=126

r=126/3

r=42

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