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LESSON SET
Graph proportional relationships, interpreting the unit rate as the slope of the graph. Compare two different proportional relationships represented in different ways. For example, compare a distance-time graph to a distance-time equation to determine which of two moving objects has greater speed.
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Common Core State Standards
CCSS.Math.Content.8.EE.B.5
http://corestandards.org/Math/Content/8/EE/B/5