An engaging algebra escape room activity for reviewing linear inequalities. Students must unlock 5 locks by matching graphs to their linear inequalities in slope-intercept form. Questions are grouped 4 per puzzle, resulting in five 4-letter codes that will unlock all 5 locks. Questions include:Determine if a point on a graph is a solution,Given a graph, determine its inequality.The entire activity is housed in one GOOGLE Form. There are no links to outside websites. The 4-letter codes are set wi