13(3r+8)=45

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Solution for 13(3r+8)=45 equation: 



13(3r+8)=45

We move all terms to the left:

13(3r+8)-(45)=0

We multiply parentheses

39r+104-45=0

We add all the numbers together, and all the variables

39r+59=0

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

39r=-59

r=-59/39

r=-1+20/39

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