Welcome to Westonci.ca, where finding answers to your questions is made simple by our community of experts. Get immediate and reliable solutions to your questions from a community of experienced experts on our Q&A platform. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

i only need help with #23

I Only Need Help With 23 class=

Sagot :

Answer:

23.  y = 2x - 3

Step-by-step explanation:

Slope m = (y2-y1)/(x2-x1)

Using coordiates (2,1) and and (1, -1)

m = (-1 - 1)/(1 - 2) = (-2)/(-1) = 2

then y = mx + b

Using coordinates (1, -1) then

-1 = 2(1) + b

-1 = 2 + b

b = - 3

so y = 2x - 3