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Learning Goal

Part of: Represent and analyze quantitative relationships between dependent and independent variables1 of 1 cluster items

Use variables to represent two quantities in a real-world problem that change in relationship to one another

6.EE.C.9

**6.EE.C.9**: Use variables to represent two quantities in a real-world problem that change in relationship to one another; write an equation to express one quantity, thought of as the dependent variable, in terms of the other quantity, thought of as the independent variable. Analyze the relationship between the dependent and independent variables using graphs and tables, and relate these to the equation. For example, in a problem involving motion at constant speed, list and graph ordered pairs of distances and times, and write the equation d = 65t to represent the relationship between distance and time.

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6.EE.C.9: Use variables to represent two quantities in a real-world problem that change in relationship to one another; write an equation to express one quantity, thought of as the dependent variable, in terms of the other quantity, thought of as the independent variable. Analyze the relationship between the dependent and independent variables using graphs and tables, and relate these to the equation. For example, in a problem involving motion at constant speed, list and graph ordered pairs of distances and times, and write the equation d = 65t to represent the relationship between distance and time.

What you'll learn

  1. Identify the independent variable (input) and the dependent variable (output) in a real-world situation
  2. Write an equation expressing the dependent variable in terms of the independent variable
  3. Construct a table of values representing the relationship between the two variables
  4. Graph ordered pairs from the table in the coordinate plane and interpret the relationship shown by the graph and equation

Slides

Interactive presentations perfect for visual learners • Interactive presentation

Slide Video

Watch narrated slides play like a video lesson • Narrated slide playback

Exercises

Practice problems to build fluency and understanding • 1 exercises