3r-5=5r+7

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



3r-5=5r+7
We move all terms to the left:
3r-5-(5r+7)=0
We get rid of parentheses
3r-5r-7-5=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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