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Is the number $-9 + 7$ rational or irrational? $\newline$ Choices: $\newline$ (A) rational $\newline$ (B) irrational

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Classify rational and irrational numbers

Full solution

Q. Is the number

-9 + 7

rational or irrational?

\newline

Choices:

\newline

(A) rational

\newline

(B) irrational

Evaluate $-9 + 7$ : Evaluate $-9 + 7$ . Add $-9$ and $7$ . $-9 + 7 = -2$
Identify rational or irrational: We found: $\newline$ $-9 + 7 = -2$ $\newline$ Identify whether $-9 + 7$ is a rational or irrational number. $\newline$ $-9 + 7 = -2$ $\newline$ $-2$ is a rational number because it can be expressed as a fraction $-2/1$ . $\newline$ $-9 + 7$ is a rational number.

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