4 years ago

F (x) =2x -4; find f (-4)

Mathematics

1 answer:

NemiM [27]4 years ago

6 0

Answer:

f(-4) = -12

Step-by-step explanation:

$f(x)=2x-4$

To calculate f(-4), we need to substitute x in our equation above with -4:

$f(x)=2x-4\\f(-4) = 2*(-4) - 4\\f(-4) = -8-4 = -12$

Note that 2*(-4) = -8

Answer: f(-4) = -12

You might be interested in

Solve for x. Round your answer to the nearest tenth. 19, 17

luda_lava [24]

Step-by-step explanation:

since what ? there is nothing here.

3 0

3 years ago

Garrett can order stickers from two companies. Company A charges a $30 design fee plus $0.80 per sticker. Company B charges a $1

siniylev [52]

Answer:

Garrett can order stickers from two companies. Company A charges a $30 design fee plus $0.80 per sticker. Company B charges a $14 design fee plus $1.20 per sticker. How many stickers would Garrett have to order for the cost at both companies to be the same?

Step-by-step explanation:

i got it right

8 0

3 years ago

Help asap please!! Find the measure of y. A. 43 B. 53 C. 90 D. 47

Amiraneli [1.4K]

Answer:

$y=43$