2=4r-18

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Solution for 2=4r-18 equation: 



2=4r-18

We move all terms to the left:

2-(4r-18)=0

We get rid of parentheses

-4r+18+2=0

We add all the numbers together, and all the variables

-4r+20=0

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

-4r=-20

r=-20/-4

r=+5

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