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4 July, 23:32

Given that f (X) = 2X-5, find the value of X that makes f (X) = 15

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Answers (2)
  1. 5 July, 02:42
    0
    X=15 because 2 (15) is 30-5 is 15
  2. 5 July, 03:27
    0
    if f (x) = 15 then

    15 = 2x - 5

    20 = 2x

    x = 10
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