Part B (from Worked Examples 35, pp. 240-242). As you read along in the textbook, t he answers to most of these questions should become blindingiy obvious. Please be sure to answer each question directly and completely. 6. Explain how the graphing method is used to solve a 2x2 system of equations. 7. What is a major drawback of the graphing method? 8. If you try solving a 2x2 system by graphing and get two parallel lines, what do you write for the answer? 9 Describe a method you could use to show that two lines are EXACTLY parallel. l ' g a 2x2 system by graphing and nd the two lines exactly coincide, what do 0 vm 10. If you try 5 you write for the