hi1010101 hi1010101

22-02-2017
Mathematics

contestada

Given f(x) = –3x – 7, what is f(–4)?

A.
5

B.
–1

C.
–14

D.
40

Respuesta :

ariLaflare2 ariLaflare2

22-02-2017

the answer is D hope this help

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texaschic101 texaschic101

22-02-2017

f(x) = -3x - 7....looking for f(-4) means sub in -4 everywhere there is an x

f(-4) = -3(-4) - 7
f(-4) = 12 - 7
f(-4) = 5 <===

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