SOLUTION: How do I find the general term of the arithmetic sequence a19= 150, d=9, without the first term?

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Question 1045441: How do I find the general term of the arithmetic
sequence a19= 150, d=9, without the first term?
Answer by Edwin McCravy(20056)   (Show Source): You can put this solution on YOUR website!
How do I find the general term of the arithmetic
sequence a19 = 150, d=9, without the first term? 
Solve for the first term:



Substitute n=19, d=9







Substitute 150 for a9



Subtract 162 from both sides



So the nth term is



Substitute a1=-12 and d=9







  <-- the general term

Edwin
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