document.write( "Question 439208: Find the 18th term. The 1st term is 1 and the common difference is -5.\r
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Algebra.Com's Answer #303829 by robertb(5830)\"\" \"About 
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\"a%5B18%5D+=+1+%2B+%2818-1%29%2A-5+=+1+%2B+17%2A-5+=+-84\" \n" ); document.write( "
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