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Finding the slope of a line from its graph | Algebra I | Khan Academy

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How Do You Determine Whether Values in a Table are Proportional? | Virtual Nerd

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Virtual Nerd's patent-pending tutorial system provides in-context information, hints, and links to supporting tutorials, synchronized with videos, each 3 to 7 minutes long. In this non-linear system, users are free to take whatever path through the material best serves their needs. These unique features make Virtual Nerd a viable alternative to private tutoring.

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Compare Proportional Relationships by comparing tables, graphs

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Compare Proportional Relationships by comparing tables, graphs

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Code AM2ZA2R

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Compare proportional relationships by analyzing graphs, tables, equations, and verbal descriptions | LearnZillion

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Identifying a proportional relationship from a table (example) | 7th grade | Khan Academy