3 years ago

If f(x) = 2x – 6 find f(7) - 9. *

Mathematics

1 answer:

evablogger [386]3 years ago

6 0

Answer:

-1

Step-by-step explanation:

Plug 7 in for wherever there's an "x."

f(x) = 2(7) - 6

f(x) = 14 - 6

f(x) = 8

Now subtract 9 from 8.

8 - 9 = -1

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