Respuesta :
Answer:
Rational
Step-by-step explanation:
-9+-6=-15
A rational number includes any whole number, fraction, or decimal that ends or repeats. An irrational number is any number that cannot be turned into a fraction, so any number that does not fit the definition of a rational number.
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Answer:
All integers are rational numbers science they can be divided by 1, which produces a ratio of two integers. That means-9+-6 is a rational number