3r=-5r+13

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Solution for 3r=-5r+13 equation: 



3r=-5r+13

We move all terms to the left:

3r-(-5r+13)=0

We get rid of parentheses

3r+5r-13=0

We add all the numbers together, and all the variables

8r-13=0

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

8r=13

r=13/8

r=1+5/8

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