3(r-83)=18

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Solution for 3(r-83)=18 equation: 



3(r-83)=18

We move all terms to the left:

3(r-83)-(18)=0

We multiply parentheses

3r-249-18=0

We add all the numbers together, and all the variables

3r-267=0

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

3r=267

r=267/3

r=89

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