5r+7=3r-5

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



5r+7=3r-5

We move all terms to the left:

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

We get rid of parentheses

5r-3r+5+7=0

We add all the numbers together, and all the variables

2r+12=0

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

2r=-12

r=-12/2

r=-6

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