SOLUTION: What is the answer to this problem... -9 - (-2.3) = -9 + (?)

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Question 45212: What is the answer to this problem...
-9 - (-2.3) = -9 + (?)
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
A negative of a negative is a positive, so
-9 - (-2.3) = -9 + 2.3

The blank space is 2.3.

R^2 at SCC