How do you graph x plus 2y-4?

Answer 1

x+2y=4. choose random values for x, sub in to get y, and then plot as points in format (x,y)

i.e. x=1, 1+2y=4, 2y=3, y=1.5, point 1,1.5

x=2, 2+2y=4, 2y=2, point 2,2. plot both.

min of 2 points for a line