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12 September, 21:53

What is the value of 12 (3x + 5x) when x=7?

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Answers (2)
  1. 13 September, 00:28
    0
    12 (3 (7) + 5 (7))

    12 (21) + (35))

    12 (56)

    684
  2. 13 September, 01:37
    0
    Answer: 672

    Step-by-step explanation:

    12 (3x+5x) - > 12 (3 (7) + 5 (7))

    Solve for parentheses, 3 (7) = 21, 5 (7) = 35

    21+35=56, 56 (12) = 672
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