Answer
The first screenshot is of both inequalities on their own number lines, and the second screenshot is of the solution to both inequalities on the same number line.
Work Step by Step
$x + 4 > 0$
$x + 4-4 > 0-4$
$x > -4$
$4x > 0$
$4x/4 > 0/4$
$x > 0$