document.write( "Question 972482: find the indicated sum for each arithmetic series
\n" ); document.write( "S15 for 5 + 9 + 13 + 17
\n" ); document.write( "

Algebra.Com's Answer #594818 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
General term \"5%2B%28n-1%29%2A4\", and you could refer to the summation formula.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"%2815%2F2%29%285%2B%285%2B%2815-1%29%2A4%29%29\", the use of the formula with all the number values filled in. Simplify or compute.
\n" ); document.write( "
\n" );