Y= –x + 4 x + 2y = –8 how many solutions does this linear system have? one solution: (8, 0) one solution: (0, 8) no solution infinite number of solutions

What is the rescursive formula for this geometric sequence? 7, -14, 28, -56

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

Apair of ordinary dice is rolled. what is the probability that each die will show a number higher than 4. 1. (1/36) 2. (1/12) 3. (1/6) 4. (1/4) 5. (1/3)