<span>The correct answer to your question is... a rational #, because w</span><span>hen you add two rational #'s, each # can be written as a rational #.
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Reasoning:
So, adding two rational #'s like adding fractions will result in another fraction of this same form since integers are closed under + and x. Thus, adding two rational #'s produces another rational #.
By the way # means number.
</span>I hope this helps!
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1X+8X=90
9X=90
X=10
so one of them is 10 and the other one is 8 times 10 which become 80
Use the formula.much easier.
The answer is 21.25 the answer is 21.25
