8X: April 1 Test Study Guide For Thursday’s test you should review: All of Chapter 4, with special attention to         •Finding x and y intercepts and using them for graphing (4.4)         •Slope Intercept Form (4.7)         •Direct Variation (4.6)         •Parallel Lines (4.7)         •Horizontal and Vertical Lines (4.3) Chapter 5         •Slope Intercept Form (5.1)         •Standard Form (5.4)         •Word problems that are typical of standard form Chapter 7         •Solving a system of equations graphically (7.1)         •Proficient use of your graphing calculator The following class exercises         •Buying CD’s         •Ostrich Llama Count         •Sam and Teri’s Bank Accounts         •Alphonso’s Puzzle problems Be sure to review your tests, quizzes, notes, and class exercises. They are great sources for your  review!