Question

Hello! ☺ I would like my answer to the following question to be checked. ↓↓↓

Use function notation to write the equation of the line.

http://static.k12.com/calms_media/media/330000_330500/330014/1/96ea91906e83f413894b3efee43fb26cacfdd503/MS_ALG_S2_01_04_quiz_Q1_question.gif

A. f (x) = 2x – 1
B. f (x) = –2x – 1
C. f (x) = –2x + 1
D. f (x) = – x – 1

I believe that the answer is A. or B. I am just not sure if the slope is negative or positive...

Answer 1

Here are graphs A and B:

https://www.desmos.com/calculator/8w0wdctyme

Answer 2

Which do you think is correct?

Answer 3

Yes, you got it.

Answer 4

Graph B. is correct! ☺

Answer 5

Yep, you got it..

Answer 6

Thanks for the help!