1. Find the value of x given the following arithmetic sequence
A. 9,x,13 B. -14,x,-6 C. 11,x,3 D. -5,x,-13 E. -66,x,-40

2. What are the first and last terms of the following arithmetic sequence if the arithmetic means are given.
A. 37,44 B. -5,-8,-11 C. -20,-22,24. D. 8/5,9/5 E. 2/3,8/9,10/9

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