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Which of the following correctly shows that multiplication is commutative?

Class 7Properties of IntegersIntegers

A $(- 9) \times 4 = 4 \times (- 9)$
B $(- 9) + 4 = 4 + (- 9)$
C $(- 9) \times (4 \times 2) = ((- 9) \times 4) \times 2$
D $(- 9) \times 1 = - 9$

Step-by-Step Solution

Commutative property of multiplication means the order of factors can be swapped: a

x b = b x

a.

Answer: A)

(- 9) \times 4 = 4 \times (- 9)

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