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Is the number 7+8-7 + -8 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational

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Q. Is the number 7+8-7 + -8 rational or irrational?\newlineChoices:\newline(A) rational\newline(B) irrational
  1. Evaluate 7+8-7 + -8: Evaluate 7+8-7 + -8.\newlineAdd 7-7 and 8-8 together.\newline7+8=15-7 + -8 = -15
  2. Add 7-7 and 8-8: We found: \newline7+8=15-7 + -8 = -15\newlineIdentify whether 7+8-7 + -8 is a rational or irrational number.\newline15-15 is a whole number, and all whole numbers are rational numbers.\newlineTherefore, 7+8-7 + -8 is a rational number.

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