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24 May, 04:17

If a (z) = 2z - 7, then a (?) = 2 (x+1) - 7

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Answers (2)
  1. 24 May, 04:23
    0
    In a (z) = 2z - 7, the variable z is in place of x.

    So a (?) would be a (x+1) because instead of z there is x + 1
  2. 24 May, 04:43
    0
    If a (z) = 2z - 7, then a (x+1) = 2 (x+1) - 7
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