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Home > CCA > Chapter 6 > Lesson 6.2.1 > Problem 6-63


Find the slope of the line through the points (6, −8) and (3, −4).   

  1. Find the equation of the line through and .

    Use the slope you calculated and one of the given points in the equation to solve for .

  2. Is the point on the line you found in part (a)? How can you tell?

  • Substitute for and for y into your equation.
    Another way to solve the problem is to graph the points.

Use the eTool below to help you with this problem.
Click the link at right for the full version of the eTool: 6-63 HW eTool