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Instructional Video

Khan Academy: Algebra: Direct Variation Models

Curated by ACT

This video demonstrates how to create a direct variation model, or a linear equation, given a word problem that deals with rate of change. It also shows how to solve the equation and graph the direct variation model. Practice problems available. This video is also found in the strands Algebra: ck12.org & Algebra: Functions. [11:11]

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Concepts
direct variation, rate of change, slope, linear equations
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Additional Tags
ck12.org, direct variation equations, direct variation model, graphing direct variation equations, proportional relationship, writing linear equations, khan academy, khan academy math
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Resource Details
Grade
9th - 10th
Subjects
Math
2 more...
Resource Type
Instructional Videos
Audiences
For Administrator Use
2 more...
Lexile Measures
0L