Linear Equations - Slope-Intercept Form

Author:
Sue Kelley
Observe what happens as you move the two sliders. Please answer the questions below.
  1. Leave m as 1 and move b. Explain how the line is changing. Explain how the equation is changing.
  2. Leave b as 1 and move m. Explain how the line is changing. Explain how the equation is changing. 
  3. Explain the direction of the line when m is positive or negative.
  4. What type of line do you see when m=0?
  5. What conclusions can you make about the variables m and b?