lr809643
lr809643 lr809643
  • 16-04-2020
  • Mathematics
contestada

Given f(x) = 3x – 2, find f(-5).

Respuesta :

Sarah06109
Sarah06109 Sarah06109
  • 16-04-2020

Answer:

f(-5)= -17

Step-by-step explanation:

We want to find at what value of f(x), or y, does x=-5

So, to find when x=-5, or f(-5), substitute -5 in for x

f(x)=3x-2

f(-5)=3(-5)-2

Multiply first (PEMDAS)

f(-5)=-15-2

Subtract

f(-5)= -17

Hope this helps! :)

Answer Link
22stolc
22stolc 22stolc
  • 16-04-2020

Answer:

f(-5) = -17

Step-by-step explanation:

f(x) = 3x – 2        Substitute -5 for x

f(-5) = 3(-5) - 2      Multiply

f(-5) = -15 - 2         Subtract

f(-5) = -17

Answer Link

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