Question 499053
-x+2y=4

X INTERCEPT

Plug y=0
-x=4
x=-4
..
Y INTERCEPT 
Plug x=0
2y=4
y=2
...
{{{drawing(300,300,-5,5,-5,5,circle(0,2,0.2),circle(-4,0,0.2),graph(300,300,-5,5,-5,5,y=x/2+2))}}}