17-08-2020
Mathematics

contestada

f(x) = 17 - 2x
Find f(a + 7)

Respuesta :

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17-08-2020

Answer:

-2a + 3

Step-by-step explanation:

We can substitute a + 7 for x:

f(a + 7) = 17 - 2(a+7) = 17 - 2a - 14 = -2a + 3

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