Question

13. Which of the following statement is true?
(a) 21 - (13 - 5) = (21 - 13) - 5
(c) 21 x 1 = 21 x 0
(b) 21 - 13 is not a whole number
(d) 13 - 21 is not a whole number.​

Answer 1

Answer:

Step-by-step explanation:

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