9r+6=5r+18

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Solution for 9r+6=5r+18 equation: 



9r+6=5r+18

We move all terms to the left:

9r+6-(5r+18)=0

We get rid of parentheses

9r-5r-18+6=0

We add all the numbers together, and all the variables

4r-12=0

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

4r=12

r=12/4

r=3

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