Answer
x-intercept: 2
y-intercept: -4
$2x - y = 4$
Work Step by Step
(2, 0) and (0, -4) are given
$m = (0--4)/(2-0)$
$ m = 4/2 =2 $
$y=mx+b$
$0 = 2 * 2 + b$
$0 = 4 + b$
$0-4 = 4 + b -4 $
$-4 = b$
$y = 2x -4$
$y +4 - y = 2x -4 +4 - y$
$4 = 2x -y$
$2x - y = 4$