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Is the number 3+9-3 + -9 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational

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Q. Is the number 3+9-3 + -9 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational
  1. Evaluate Expression: Evaluate 3+9-3 + -9.\newlineAdd 3-3 and 9-9 together.\newline3+9=12-3 + -9 = -12
  2. Add Numbers: We found: \newline3+9=12-3 + -9 = -12\newlineIdentify whether 3+9-3 + -9 is a rational or irrational number.\newline12-12 is a whole number, and all whole numbers are rational numbers.\newlineTherefore, 3+9-3 + -9 is a rational number.

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