Writing linear equations word problems

Rachel is a stunt driver. One time, during a gig where she escaped from a building about to explode(!), she drove to get to the safe zone at $24$24 meters per second. After $4$4 seconds of driving, she was $70$70 meters away from the safe zone.

Let $y$y represent the distance (in meters) from the safe zone after $x$x seconds.

$y=$y, equals