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6 September, 09:51

5. Evaluate: 6x2 + 9x - 7, when x = 2

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Answers (2)
  1. 6 September, 10:01
    0
    23

    Step-by-step explanation:

    6*2=12

    We know that x=2, so we multiply the coefficient, 9 by 2.

    9x

    x=2

    9 (2)

    =18

    18 plus 12 is 30.

    30 minus 7 is 23.
  2. 6 September, 13:17
    0
    6 (2) + 9 (2) - 7

    12+18-7

    23
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