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29 December, 08:03

What is the value of 7x (3x+x), when x = 8?

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Answers (2)
  1. 29 December, 08:20
    0
    If x equals 8, 7 (8) times (24 + 8), simplifying to 56 times 32

    the answer is 1792
  2. 29 December, 08:28
    0
    It is a bit confusing, so i will do the equation both ways:

    1 way:

    7·8 (3·8+8)

    =7·8 (24+8)

    =7·8 (32)

    =56 (32)

    =1960

    2 way:

    7 (3·8+8)

    7 (24+8)

    7 (32)

    224
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