document.write( "Question 942808: find the 25th term of the arithmetic sequence:26, 13, 0, -13 \n" ); document.write( "

Algebra.Com's Answer #574762 by Fombitz(32388) $\"\"$ $\"About$

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Each successive term is 13 less than the previous.
\n" ); document.write( " $\"a%5Bn%5D=26-13%28n-1%29\"$
\n" ); document.write( " $\"a%5Bn%5D=26-13n%2B13\"$
\n" ); document.write( " $\"a%5Bn%5D=39-13n\"$
\n" ); document.write( "So then when $\"n=25\"$
\n" ); document.write( " $\"a%5B25%5D=39-13%2825%29\"$
\n" ); document.write( " $\"a%5B25%5D=39-325\"$
\n" ); document.write( " $\"a%5B25%5D=-286\"$
\n" ); document.write( " \n" ); document.write( "

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