Question

how do i graph this inequality -x+y<-3

Answer 1

one approach
rewrite to find y =
to get 2 points on the line fast find when x = 0 and when y = 0
now pick a value of x read the corresponding value of y to check which section of the inequality this will satisfy
shade the section of the graph that satisfies the inequality

Answer 2

do you want to post what you have?

Answer 3

the shaded region