18=2/3r+8

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Solution for 18=2/3r+8 equation: 



18=2/3r+8

We move all terms to the left:

18-(2/3r+8)=0



Domain of the equation: 3r+8)!=0

r∈R



We get rid of parentheses

-2/3r-8+18=0

We multiply all the terms by the denominator


-8*3r+18*3r-2=0

Wy multiply elements

-24r+54r-2=0

We add all the numbers together, and all the variables

30r-2=0

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

30r=2

r=2/30

r=1/15

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