1. The arithmetic mean between two terms in an arithmetic sequence is 39. If one of these terms is 32, find the other term. 2. If five arithmetic means are inserted between --9 and 9, what is the third mean? 3. What are the first and last terms of an arithmetic se- quence when it’s arithmetic means are 35, 15, and -15? 4. Find the value of x if the arithmetic mean of 3 and 3x+5 is 8. 5. Find the value of a when the arithmetic mean of a+7 and a+3 is 3a+9.