Direct Variation
Examples, solutions, videos, worksheets, and activities to help Algebra and Grade 9 students learn about direct variation or direct proportion.
The following diagram shows direct variation. Scroll down the page for more examples and solutions.
Direct Variation
We often use the term direct variation to describe a form of dependence of one variable on another. An equation that makes a line and crosses the origin is a form of direct variation, where the magnitude of x increases or decreases directly as y increases or decreases. Direct variation and inverse variation are used often in science when modeling activity, such as speed or velocity.
Direct Variation Applications
Direct Variation
Learn what it means for variables to vary directly.
Direct Variation
Examples of direct variation
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