9(r+2)=63

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Solution for 9(r+2)=63 equation: 



9(r+2)=63

We move all terms to the left:

9(r+2)-(63)=0

We multiply parentheses

9r+18-63=0

We add all the numbers together, and all the variables

9r-45=0

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

9r=45

r=45/9

r=5

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