5r-7=3r+13

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Solution for 5r-7=3r+13 equation: 



5r-7=3r+13

We move all terms to the left:

5r-7-(3r+13)=0

We get rid of parentheses

5r-3r-13-7=0

We add all the numbers together, and all the variables

2r-20=0

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

2r=20

r=20/2

r=10

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