help on TI 89 Please! The points (-1,3) and(-3,4) lie on the same line. Find the equation of the line. Is it possible to find the answer to this on my calculator by plugging in the answers?

Question

jim_thompson5910 · Answer

yes it is possible

do you see the "apps" key ? It's right next to the "alpha" key

jim_thompson5910 · Answer

hit that key, then scroll down to "Data/Matrix editor"

then type in the x coordinates in column1 and the y coordinates in column 2

anonymous · Answer

when I get there it gives me three options which one do I choose new?

jim_thompson5910 · Answer

go to current

anonymous · Answer

it says type, folder, variable

jim_thompson5910 · Answer

make it type matrix

and make the variable x

jim_thompson5910 · Answer

let me know when your data is inputted