November 29, 2015

Homework Help: math-algebra

Posted by Anonymous on Wednesday, September 26, 2007 at 1:16am.

14. The last term of an arithmetic sequence is 207, the common difference is 3, and the number of terms is 14. What is the first term of the sequence?:
A. 165

B. 171

C. 249

D. 168

Please explain. thanks

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