document.write( "Question 963553: How can i find the first number of a sequence if the next number is 3 and the sum is 17 \n" ); document.write( "
Algebra.Com's Answer #588674 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
`
\n" ); document.write( "That's not enough information. You must be given the number of terms,
\n" ); document.write( "and whether it is an arithmetic sequence or geometric sequence.
\n" ); document.write( "
\n" );