Question

Find the x- and y-intercepts for the equation. Please show all of your work. -x -3y=9

Answer 1

-x -3y=9
---------
9

-x -3y
--- + ---- = 1
9 9/3


x y
---- + ---- = 1
-9 -3

when x=0; y=-3
when y=0; x=-9

Answer 2

or to match point notation it can be written like this:

when x=0 ; y=-3
when x=-9 ; y=0