SOLUTION: What is the mathematical property that describes the following: -0.8 + 0.5 is the unique real number -0.3?

Algebra ->  Algebra  -> Real-numbers -> SOLUTION: What is the mathematical property that describes the following: -0.8 + 0.5 is the unique real number -0.3?       Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 475240: What is the mathematical property that describes the following:
-0.8 + 0.5 is the unique real number -0.3?

Answer by Edwin McCravy(8999) About Me  (Show Source):
You can put this solution on YOUR website!
The CLOSURE property of real numbers