SOLUTION: 12-n=-3

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Question 54503This question is from textbook Algebra
: 12-n=-3This question is from textbook Algebra

Answer by rchill(405) About Me  (Show Source):
You can put this solution on YOUR website!
Add n to both sides to get 12-n%2Bn=-3%2Bn, which reduces to 12=-3%2Bn. Now add 3 to both sides to get 12%2B3=-3%2B3%2Bn, which reduces to 15=n.