Compare 9 × (11 – 4) and 3 × (11 – 4). A. 9 × (11 – 4) is three times as much as 3 × (11 – 4). B. 9 × (11 – 4) is nine times as

Question

Compare 9 × (11 – 4) and 3 × (11 – 4). A. 9 × (11 – 4) is three times as much as 3 × (11 – 4). B. 9 × (11 – 4) is nine times as much as 3 × (11 – 4). C. 3 × (11 – 4) is three times as much as 9 × (11 – 4). D. 9 × (11 – 4) is six times as much as 3 × (11 – 4).

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    2021-10-13T22:42:35+00:00

    Answer:

    A. 9 × (11 – 4) is three times as much as 3 × (11 – 4)

    Step-by-step explanation:

    9 is 3×3, so we can write the expression involving 9 as …

    … 9 × (11 – 4) = 3 × 3 × (11 – 4)

    … = 3 × (3 × (11 -4))

    This clearly shows that 9 x ( ) is 3 times as much as 3 × ( ).

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