Chapter 1: Section 2: Linear Equations in Two Variables
No. 10 Finding the Slope and y-intercept of a Line
No. 23 Plotting Points and Finding the Slope of the Line Passing through the Points
No. 112 Word Problem: Writing a Function for the Earnings of a Worker at An Assembly Plant
No. 115 Word Problem: Writing a Function for the Perimeter of a Walkway Around a Rectangular Garden