intro 40 350 8 Inequalities in the Real World with Hank Buckingham attention 16 16 1 100 180 60 -10 If it has ≤, ≥, >, or <, then it's an inequality! reminder 50 2 350 Equations have one answer, inequalities have an infinite number of answers. attention rectangle 50 2 350 Open circles are used for > and <. Closed circles are used for ≤ and ≥. comment 1 180 210 3 17 16 30 5 I wouldn't have given you all that information if I didn't think you could handle it. reminder 50 2 350 The inequality symbol always opens towards the bigger quantity! comment 1 -1 -2 30 16 16 150 150 I used "lbs" to abbreviate for "pounds" reminder 50 2 350 Equations have one answer, inequalities have an infinite number of answers. comment 2 180 180 5 17 17 I'm just making sure you don't forget!